Home / 3,433,216.80-5,149,825.20-1,921,562.40

Finding the Fourth Proportional to 3,433,216.80, 5,149,825.20 and 1,921,562.40

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Solution

The fourth proportional to 3,433,216.80, 5,149,825.20 and 1,921,562.40 is: 2,882,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433,216.80 : 5,149,825.20 = 1,921,562.40 : x
  2. Step 2: Convert to fraction form
    3,433,216.80/5,149,825.20 = 1,921,562.40/x
  3. Step 3: Cross multiply
    3,433,216.80x = 5,149,825.20 × 1,921,562.40
  4. Step 4: Simplify right side
    3,433,216.80x = 9,895,710,470,892.48
  5. Step 5: Solve for x
    x = 9,895,710,470,892.48/3,433,216.80
  6. Step 6: Final answer
    x = 2,882,343.60

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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.