Home / 2,861,502.40-3,948,872.41-1,572,425.83

Finding the Fourth Proportional to 2,861,502.40, 3,948,872.41 and 1,572,425.83

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Solution

The fourth proportional to 2,861,502.40, 3,948,872.41 and 1,572,425.83 is: 2,169,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,502.40 : 3,948,872.41 = 1,572,425.83 : x
  2. Step 2: Convert to fraction form
    2,861,502.40/3,948,872.41 = 1,572,425.83/x
  3. Step 3: Cross multiply
    2,861,502.40x = 3,948,872.41 × 1,572,425.83
  4. Step 4: Simplify right side
    2,861,502.40x = 6,209,308,976,858.35
  5. Step 5: Solve for x
    x = 6,209,308,976,858.35/2,861,502.40
  6. Step 6: Final answer
    x = 2,169,947.15

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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.