Home / 4,991,029.60-7,486,520.10-1,956,251.20

Finding the Fourth Proportional to 4,991,029.60, 7,486,520.10 and 1,956,251.20

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Solution

The fourth proportional to 4,991,029.60, 7,486,520.10 and 1,956,251.20 is: 2,934,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,029.60 : 7,486,520.10 = 1,956,251.20 : x
  2. Step 2: Convert to fraction form
    4,991,029.60/7,486,520.10 = 1,956,251.20/x
  3. Step 3: Cross multiply
    4,991,029.60x = 7,486,520.10 × 1,956,251.20
  4. Step 4: Simplify right side
    4,991,029.60x = 14,645,513,929,449.12
  5. Step 5: Solve for x
    x = 14,645,513,929,449.12/4,991,029.60
  6. Step 6: Final answer
    x = 2,934,367.28

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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.