Home / 2,181,821.85-3,271,211.19-966,737.61

Finding the Fourth Proportional to 2,181,821.85, 3,271,211.19 and 966,737.61

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Solution

The fourth proportional to 2,181,821.85, 3,271,211.19 and 966,737.61 is: 1,449,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,821.85 : 3,271,211.19 = 966,737.61 : x
  2. Step 2: Convert to fraction form
    2,181,821.85/3,271,211.19 = 966,737.61/x
  3. Step 3: Cross multiply
    2,181,821.85x = 3,271,211.19 × 966,737.61
  4. Step 4: Simplify right side
    2,181,821.85x = 3,162,402,887,625.86
  5. Step 5: Solve for x
    x = 3,162,402,887,625.86/2,181,821.85
  6. Step 6: Final answer
    x = 1,449,432.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.