Home / 2,221,273.40-3,331,910.13-538,376.90

Finding the Fourth Proportional to 2,221,273.40, 3,331,910.13 and 538,376.90

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Solution

The fourth proportional to 2,221,273.40, 3,331,910.13 and 538,376.90 is: 807,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,273.40 : 3,331,910.13 = 538,376.90 : x
  2. Step 2: Convert to fraction form
    2,221,273.40/3,331,910.13 = 538,376.90/x
  3. Step 3: Cross multiply
    2,221,273.40x = 3,331,910.13 × 538,376.90
  4. Step 4: Simplify right side
    2,221,273.40x = 1,793,823,446,868.00
  5. Step 5: Solve for x
    x = 1,793,823,446,868.00/2,221,273.40
  6. Step 6: Final answer
    x = 807,565.36

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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.