Home / 1,091,430.55-1,506,220.62-607,995.11

Finding the Fourth Proportional to 1,091,430.55, 1,506,220.62 and 607,995.11

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Solution

The fourth proportional to 1,091,430.55, 1,506,220.62 and 607,995.11 is: 839,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,430.55 : 1,506,220.62 = 607,995.11 : x
  2. Step 2: Convert to fraction form
    1,091,430.55/1,506,220.62 = 607,995.11/x
  3. Step 3: Cross multiply
    1,091,430.55x = 1,506,220.62 × 607,995.11
  4. Step 4: Simplify right side
    1,091,430.55x = 915,774,773,026.74
  5. Step 5: Solve for x
    x = 915,774,773,026.74/1,091,430.55
  6. Step 6: Final answer
    x = 839,059.13

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Half scale
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Double scale
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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.