Home / 1,091,430.68-1,506,219.68-607,995.68

Finding the Fourth Proportional to 1,091,430.68, 1,506,219.68 and 607,995.68

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Solution

The fourth proportional to 1,091,430.68, 1,506,219.68 and 607,995.68 is: 839,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,430.68 : 1,506,219.68 = 607,995.68 : x
  2. Step 2: Convert to fraction form
    1,091,430.68/1,506,219.68 = 607,995.68/x
  3. Step 3: Cross multiply
    1,091,430.68x = 1,506,219.68 × 607,995.68
  4. Step 4: Simplify right side
    1,091,430.68x = 915,775,058,570.98
  5. Step 5: Solve for x
    x = 915,775,058,570.98/1,091,430.68
  6. Step 6: Final answer
    x = 839,059.30

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Half scale
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Double scale
Find fourth proportional to 1,091,431.68, 1,506,221.06 and 607,996.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.