Home / 1,365,372.56-2,047,384.86-418,514.96

Finding the Fourth Proportional to 1,365,372.56, 2,047,384.86 and 418,514.96

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Solution

The fourth proportional to 1,365,372.56, 2,047,384.86 and 418,514.96 is: 627,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,372.56 : 2,047,384.86 = 418,514.96 : x
  2. Step 2: Convert to fraction form
    1,365,372.56/2,047,384.86 = 418,514.96/x
  3. Step 3: Cross multiply
    1,365,372.56x = 2,047,384.86 × 418,514.96
  4. Step 4: Simplify right side
    1,365,372.56x = 856,861,192,787.51
  5. Step 5: Solve for x
    x = 856,861,192,787.51/1,365,372.56
  6. Step 6: Final answer
    x = 627,565.85

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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.