Home / 1,478,167.85-2,217,251.78-531,569.45

Finding the Fourth Proportional to 1,478,167.85, 2,217,251.78 and 531,569.45

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Solution

The fourth proportional to 1,478,167.85, 2,217,251.78 and 531,569.45 is: 797,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,167.85 : 2,217,251.78 = 531,569.45 : x
  2. Step 2: Convert to fraction form
    1,478,167.85/2,217,251.78 = 531,569.45/x
  3. Step 3: Cross multiply
    1,478,167.85x = 2,217,251.78 × 531,569.45
  4. Step 4: Simplify right side
    1,478,167.85x = 1,178,623,306,548.27
  5. Step 5: Solve for x
    x = 1,178,623,306,548.27/1,478,167.85
  6. Step 6: Final answer
    x = 797,354.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.