Home / 1,013,580.56-1,398,753.61-560,913.68

Finding the Fourth Proportional to 1,013,580.56, 1,398,753.61 and 560,913.68

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Solution

The fourth proportional to 1,013,580.56, 1,398,753.61 and 560,913.68 is: 774,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,580.56 : 1,398,753.61 = 560,913.68 : x
  2. Step 2: Convert to fraction form
    1,013,580.56/1,398,753.61 = 560,913.68/x
  3. Step 3: Cross multiply
    1,013,580.56x = 1,398,753.61 × 560,913.68
  4. Step 4: Simplify right side
    1,013,580.56x = 784,580,026,402.33
  5. Step 5: Solve for x
    x = 784,580,026,402.33/1,013,580.56
  6. Step 6: Final answer
    x = 774,067.76

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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.