Home / 3,438,340.59-5,157,687.50-879,577.70

Finding the Fourth Proportional to 3,438,340.59, 5,157,687.50 and 879,577.70

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Solution

The fourth proportional to 3,438,340.59, 5,157,687.50 and 879,577.70 is: 1,319,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,340.59 : 5,157,687.50 = 879,577.70 : x
  2. Step 2: Convert to fraction form
    3,438,340.59/5,157,687.50 = 879,577.70/x
  3. Step 3: Cross multiply
    3,438,340.59x = 5,157,687.50 × 879,577.70
  4. Step 4: Simplify right side
    3,438,340.59x = 4,536,586,893,475.59
  5. Step 5: Solve for x
    x = 4,536,586,893,475.59/3,438,340.59
  6. Step 6: Final answer
    x = 1,319,411.73

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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.