Home / 1,098,184.32-1,516,044.60-690,510.36

Finding the Fourth Proportional to 1,098,184.32, 1,516,044.60 and 690,510.36

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Solution

The fourth proportional to 1,098,184.32, 1,516,044.60 and 690,510.36 is: 953,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,184.32 : 1,516,044.60 = 690,510.36 : x
  2. Step 2: Convert to fraction form
    1,098,184.32/1,516,044.60 = 690,510.36/x
  3. Step 3: Cross multiply
    1,098,184.32x = 1,516,044.60 × 690,510.36
  4. Step 4: Simplify right side
    1,098,184.32x = 1,046,844,502,522.06
  5. Step 5: Solve for x
    x = 1,046,844,502,522.06/1,098,184.32
  6. Step 6: Final answer
    x = 953,250.27

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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.