Home / 4,251,766.52-6,374,281.80-2,120,753.72

Finding the Fourth Proportional to 4,251,766.52, 6,374,281.80 and 2,120,753.72

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Solution

The fourth proportional to 4,251,766.52, 6,374,281.80 and 2,120,753.72 is: 3,179,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,766.52 : 6,374,281.80 = 2,120,753.72 : x
  2. Step 2: Convert to fraction form
    4,251,766.52/6,374,281.80 = 2,120,753.72/x
  3. Step 3: Cross multiply
    4,251,766.52x = 6,374,281.80 × 2,120,753.72
  4. Step 4: Simplify right side
    4,251,766.52x = 13,518,281,839,678.30
  5. Step 5: Solve for x
    x = 13,518,281,839,678.30/4,251,766.52
  6. Step 6: Final answer
    x = 3,179,450.65

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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.