Home / 3,414,860.60-5,122,290.90-3,218,905.40

Finding the Fourth Proportional to 3,414,860.60, 5,122,290.90 and 3,218,905.40

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Solution

The fourth proportional to 3,414,860.60, 5,122,290.90 and 3,218,905.40 is: 4,828,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,860.60 : 5,122,290.90 = 3,218,905.40 : x
  2. Step 2: Convert to fraction form
    3,414,860.60/5,122,290.90 = 3,218,905.40/x
  3. Step 3: Cross multiply
    3,414,860.60x = 5,122,290.90 × 3,218,905.40
  4. Step 4: Simplify right side
    3,414,860.60x = 16,488,169,838,380.86
  5. Step 5: Solve for x
    x = 16,488,169,838,380.86/3,414,860.60
  6. Step 6: Final answer
    x = 4,828,358.10

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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.