Home / 2,389,228.70-3,581,948.56-1,251,772.73

Finding the Fourth Proportional to 2,389,228.70, 3,581,948.56 and 1,251,772.73

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Solution

The fourth proportional to 2,389,228.70, 3,581,948.56 and 1,251,772.73 is: 1,876,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,228.70 : 3,581,948.56 = 1,251,772.73 : x
  2. Step 2: Convert to fraction form
    2,389,228.70/3,581,948.56 = 1,251,772.73/x
  3. Step 3: Cross multiply
    2,389,228.70x = 3,581,948.56 × 1,251,772.73
  4. Step 4: Simplify right side
    2,389,228.70x = 4,483,785,546,079.92
  5. Step 5: Solve for x
    x = 4,483,785,546,079.92/2,389,228.70
  6. Step 6: Final answer
    x = 1,876,666.53

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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.