Home / 3,999,575.30-5,519,390.29-2,280,658.91

Finding the Fourth Proportional to 3,999,575.30, 5,519,390.29 and 2,280,658.91

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Solution

The fourth proportional to 3,999,575.30, 5,519,390.29 and 2,280,658.91 is: 3,147,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,575.30 : 5,519,390.29 = 2,280,658.91 : x
  2. Step 2: Convert to fraction form
    3,999,575.30/5,519,390.29 = 2,280,658.91/x
  3. Step 3: Cross multiply
    3,999,575.30x = 5,519,390.29 × 2,280,658.91
  4. Step 4: Simplify right side
    3,999,575.30x = 12,587,846,609,357.38
  5. Step 5: Solve for x
    x = 12,587,846,609,357.38/3,999,575.30
  6. Step 6: Final answer
    x = 3,147,295.82

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1.5x scale

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.