Home / 2,251,280.80-3,376,921.20-675,344.80

Finding the Fourth Proportional to 2,251,280.80, 3,376,921.20 and 675,344.80

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Solution

The fourth proportional to 2,251,280.80, 3,376,921.20 and 675,344.80 is: 1,013,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,280.80 : 3,376,921.20 = 675,344.80 : x
  2. Step 2: Convert to fraction form
    2,251,280.80/3,376,921.20 = 675,344.80/x
  3. Step 3: Cross multiply
    2,251,280.80x = 3,376,921.20 × 675,344.80
  4. Step 4: Simplify right side
    2,251,280.80x = 2,280,586,172,429.76
  5. Step 5: Solve for x
    x = 2,280,586,172,429.76/2,251,280.80
  6. Step 6: Final answer
    x = 1,013,017.20

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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.