Home / 3,187,724.42-4,399,063.08-1,737,421.04

Finding the Fourth Proportional to 3,187,724.42, 4,399,063.08 and 1,737,421.04

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Solution

The fourth proportional to 3,187,724.42, 4,399,063.08 and 1,737,421.04 is: 2,397,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,724.42 : 4,399,063.08 = 1,737,421.04 : x
  2. Step 2: Convert to fraction form
    3,187,724.42/4,399,063.08 = 1,737,421.04/x
  3. Step 3: Cross multiply
    3,187,724.42x = 4,399,063.08 × 1,737,421.04
  4. Step 4: Simplify right side
    3,187,724.42x = 7,643,024,751,479.20
  5. Step 5: Solve for x
    x = 7,643,024,751,479.20/3,187,724.42
  6. Step 6: Final answer
    x = 2,397,642.88

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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.