Home / 3,932,679.61-5,427,200.51-2,213,862.85

Finding the Fourth Proportional to 3,932,679.61, 5,427,200.51 and 2,213,862.85

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Solution

The fourth proportional to 3,932,679.61, 5,427,200.51 and 2,213,862.85 is: 3,055,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,679.61 : 5,427,200.51 = 2,213,862.85 : x
  2. Step 2: Convert to fraction form
    3,932,679.61/5,427,200.51 = 2,213,862.85/x
  3. Step 3: Cross multiply
    3,932,679.61x = 5,427,200.51 × 2,213,862.85
  4. Step 4: Simplify right side
    3,932,679.61x = 12,015,077,588,590.05
  5. Step 5: Solve for x
    x = 12,015,077,588,590.05/3,932,679.61
  6. Step 6: Final answer
    x = 3,055,188.52

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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.