Home / 2,438,159.85-3,657,480.35-840,512.61

Finding the Fourth Proportional to 2,438,159.85, 3,657,480.35 and 840,512.61

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Solution

The fourth proportional to 2,438,159.85, 3,657,480.35 and 840,512.61 is: 1,260,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,159.85 : 3,657,480.35 = 840,512.61 : x
  2. Step 2: Convert to fraction form
    2,438,159.85/3,657,480.35 = 840,512.61/x
  3. Step 3: Cross multiply
    2,438,159.85x = 3,657,480.35 × 840,512.61
  4. Step 4: Simplify right side
    2,438,159.85x = 3,074,158,350,799.65
  5. Step 5: Solve for x
    x = 3,074,158,350,799.65/2,438,159.85
  6. Step 6: Final answer
    x = 1,260,851.85

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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.