Home / 2,669,195.20-4,001,890.92-1,248,476.80

Finding the Fourth Proportional to 2,669,195.20, 4,001,890.92 and 1,248,476.80

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Solution

The fourth proportional to 2,669,195.20, 4,001,890.92 and 1,248,476.80 is: 1,871,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,195.20 : 4,001,890.92 = 1,248,476.80 : x
  2. Step 2: Convert to fraction form
    2,669,195.20/4,001,890.92 = 1,248,476.80/x
  3. Step 3: Cross multiply
    2,669,195.20x = 4,001,890.92 × 1,248,476.80
  4. Step 4: Simplify right side
    2,669,195.20x = 4,996,267,969,750.66
  5. Step 5: Solve for x
    x = 4,996,267,969,750.66/2,669,195.20
  6. Step 6: Final answer
    x = 1,871,825.62

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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.