Home / 3,451,815.20-5,173,834.80-1,655,559.20

Finding the Fourth Proportional to 3,451,815.20, 5,173,834.80 and 1,655,559.20

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Solution

The fourth proportional to 3,451,815.20, 5,173,834.80 and 1,655,559.20 is: 2,481,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,815.20 : 5,173,834.80 = 1,655,559.20 : x
  2. Step 2: Convert to fraction form
    3,451,815.20/5,173,834.80 = 1,655,559.20/x
  3. Step 3: Cross multiply
    3,451,815.20x = 5,173,834.80 × 1,655,559.20
  4. Step 4: Simplify right side
    3,451,815.20x = 8,565,589,802,420.16
  5. Step 5: Solve for x
    x = 8,565,589,802,420.16/3,451,815.20
  6. Step 6: Final answer
    x = 2,481,474.04

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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.