Home / 1,013,580.81-1,398,753.95-560,913.93

Finding the Fourth Proportional to 1,013,580.81, 1,398,753.95 and 560,913.93

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Solution

The fourth proportional to 1,013,580.81, 1,398,753.95 and 560,913.93 is: 774,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,580.81 : 1,398,753.95 = 560,913.93 : x
  2. Step 2: Convert to fraction form
    1,013,580.81/1,398,753.95 = 560,913.93/x
  3. Step 3: Cross multiply
    1,013,580.81x = 1,398,753.95 × 560,913.93
  4. Step 4: Simplify right side
    1,013,580.81x = 784,580,569,606.04
  5. Step 5: Solve for x
    x = 784,580,569,606.04/1,013,580.81
  6. Step 6: Final answer
    x = 774,068.10

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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.