Home / 2,181,658.12-3,010,952.19-1,251,706.30

Finding the Fourth Proportional to 2,181,658.12, 3,010,952.19 and 1,251,706.30

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Solution

The fourth proportional to 2,181,658.12, 3,010,952.19 and 1,251,706.30 is: 1,727,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,658.12 : 3,010,952.19 = 1,251,706.30 : x
  2. Step 2: Convert to fraction form
    2,181,658.12/3,010,952.19 = 1,251,706.30/x
  3. Step 3: Cross multiply
    2,181,658.12x = 3,010,952.19 × 1,251,706.30
  4. Step 4: Simplify right side
    2,181,658.12x = 3,768,827,825,221.80
  5. Step 5: Solve for x
    x = 3,768,827,825,221.80/2,181,658.12
  6. Step 6: Final answer
    x = 1,727,506.15

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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.