Home / 1,110,082.42-1,665,787.92-478,996.23

Finding the Fourth Proportional to 1,110,082.42, 1,665,787.92 and 478,996.23

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Solution

The fourth proportional to 1,110,082.42, 1,665,787.92 and 478,996.23 is: 718,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,082.42 : 1,665,787.92 = 478,996.23 : x
  2. Step 2: Convert to fraction form
    1,110,082.42/1,665,787.92 = 478,996.23/x
  3. Step 3: Cross multiply
    1,110,082.42x = 1,665,787.92 × 478,996.23
  4. Step 4: Simplify right side
    1,110,082.42x = 797,906,133,659.54
  5. Step 5: Solve for x
    x = 797,906,133,659.54/1,110,082.42
  6. Step 6: Final answer
    x = 718,780.98

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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.