Home / 1,071,767.31-1,479,033.05-588,340.68

Finding the Fourth Proportional to 1,071,767.31, 1,479,033.05 and 588,340.68

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Solution

The fourth proportional to 1,071,767.31, 1,479,033.05 and 588,340.68 is: 811,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,767.31 : 1,479,033.05 = 588,340.68 : x
  2. Step 2: Convert to fraction form
    1,071,767.31/1,479,033.05 = 588,340.68/x
  3. Step 3: Cross multiply
    1,071,767.31x = 1,479,033.05 × 588,340.68
  4. Step 4: Simplify right side
    1,071,767.31x = 870,175,301,891.40
  5. Step 5: Solve for x
    x = 870,175,301,891.40/1,071,767.31
  6. Step 6: Final answer
    x = 811,906.93

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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.