Home / 2,634,387.84-3,635,449.92-1,427,166.72

Finding the Fourth Proportional to 2,634,387.84, 3,635,449.92 and 1,427,166.72

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Solution

The fourth proportional to 2,634,387.84, 3,635,449.92 and 1,427,166.72 is: 1,969,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634,387.84 : 3,635,449.92 = 1,427,166.72 : x
  2. Step 2: Convert to fraction form
    2,634,387.84/3,635,449.92 = 1,427,166.72/x
  3. Step 3: Cross multiply
    2,634,387.84x = 3,635,449.92 × 1,427,166.72
  4. Step 4: Simplify right side
    2,634,387.84x = 5,188,393,138,050.66
  5. Step 5: Solve for x
    x = 5,188,393,138,050.66/2,634,387.84
  6. Step 6: Final answer
    x = 1,969,487.20

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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.