Home / 1,091,022.56-1,505,503.34-607,632.68

Finding the Fourth Proportional to 1,091,022.56, 1,505,503.34 and 607,632.68

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Solution

The fourth proportional to 1,091,022.56, 1,505,503.34 and 607,632.68 is: 838,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,022.56 : 1,505,503.34 = 607,632.68 : x
  2. Step 2: Convert to fraction form
    1,091,022.56/1,505,503.34 = 607,632.68/x
  3. Step 3: Cross multiply
    1,091,022.56x = 1,505,503.34 × 607,632.68
  4. Step 4: Simplify right side
    1,091,022.56x = 914,793,029,233.15
  5. Step 5: Solve for x
    x = 914,793,029,233.15/1,091,022.56
  6. Step 6: Final answer
    x = 838,473.06

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Double scale
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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.