Home / 1,013,580.18-1,398,753.09-560,913.30

Finding the Fourth Proportional to 1,013,580.18, 1,398,753.09 and 560,913.30

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Solution

The fourth proportional to 1,013,580.18, 1,398,753.09 and 560,913.30 is: 774,067.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,580.18 : 1,398,753.09 = 560,913.30 : x
  2. Step 2: Convert to fraction form
    1,013,580.18/1,398,753.09 = 560,913.30/x
  3. Step 3: Cross multiply
    1,013,580.18x = 1,398,753.09 × 560,913.30
  4. Step 4: Simplify right side
    1,013,580.18x = 784,579,211,597.10
  5. Step 5: Solve for x
    x = 784,579,211,597.10/1,013,580.18
  6. Step 6: Final answer
    x = 774,067.24

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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.