Home / 1,013,581.31-1,398,754.64-560,914.43

Finding the Fourth Proportional to 1,013,581.31, 1,398,754.64 and 560,914.43

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Solution

The fourth proportional to 1,013,581.31, 1,398,754.64 and 560,914.43 is: 774,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,581.31 : 1,398,754.64 = 560,914.43 : x
  2. Step 2: Convert to fraction form
    1,013,581.31/1,398,754.64 = 560,914.43/x
  3. Step 3: Cross multiply
    1,013,581.31x = 1,398,754.64 × 560,914.43
  4. Step 4: Simplify right side
    1,013,581.31x = 784,581,656,013.97
  5. Step 5: Solve for x
    x = 784,581,656,013.97/1,013,581.31
  6. Step 6: Final answer
    x = 774,068.79

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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.