Home / 1,478,082.60-2,217,123.90-531,484.20

Finding the Fourth Proportional to 1,478,082.60, 2,217,123.90 and 531,484.20

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Solution

The fourth proportional to 1,478,082.60, 2,217,123.90 and 531,484.20 is: 797,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,082.60 : 2,217,123.90 = 531,484.20 : x
  2. Step 2: Convert to fraction form
    1,478,082.60/2,217,123.90 = 531,484.20/x
  3. Step 3: Cross multiply
    1,478,082.60x = 2,217,123.90 × 531,484.20
  4. Step 4: Simplify right side
    1,478,082.60x = 1,178,366,322,292.38
  5. Step 5: Solve for x
    x = 1,178,366,322,292.38/1,478,082.60
  6. Step 6: Final answer
    x = 797,226.30

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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.