Home / 1,071,481.68-1,478,640.42-588,054.78

Finding the Fourth Proportional to 1,071,481.68, 1,478,640.42 and 588,054.78

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Solution

The fourth proportional to 1,071,481.68, 1,478,640.42 and 588,054.78 is: 811,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,481.68 : 1,478,640.42 = 588,054.78 : x
  2. Step 2: Convert to fraction form
    1,071,481.68/1,478,640.42 = 588,054.78/x
  3. Step 3: Cross multiply
    1,071,481.68x = 1,478,640.42 × 588,054.78
  4. Step 4: Simplify right side
    1,071,481.68x = 869,521,566,882.21
  5. Step 5: Solve for x
    x = 869,521,566,882.21/1,071,481.68
  6. Step 6: Final answer
    x = 811,513.24

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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.