Home / 2,077,148.80-3,115,723.20-746,972.80

Finding the Fourth Proportional to 2,077,148.80, 3,115,723.20 and 746,972.80

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Solution

The fourth proportional to 2,077,148.80, 3,115,723.20 and 746,972.80 is: 1,120,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,148.80 : 3,115,723.20 = 746,972.80 : x
  2. Step 2: Convert to fraction form
    2,077,148.80/3,115,723.20 = 746,972.80/x
  3. Step 3: Cross multiply
    2,077,148.80x = 3,115,723.20 × 746,972.80
  4. Step 4: Simplify right side
    2,077,148.80x = 2,327,360,482,728.96
  5. Step 5: Solve for x
    x = 2,327,360,482,728.96/2,077,148.80
  6. Step 6: Final answer
    x = 1,120,459.20

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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.