Home / 2,221,223.18-3,331,834.72-538,326.68

Finding the Fourth Proportional to 2,221,223.18, 3,331,834.72 and 538,326.68

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Solution

The fourth proportional to 2,221,223.18, 3,331,834.72 and 538,326.68 is: 807,490.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,223.18 : 3,331,834.72 = 538,326.68 : x
  2. Step 2: Convert to fraction form
    2,221,223.18/3,331,834.72 = 538,326.68/x
  3. Step 3: Cross multiply
    2,221,223.18x = 3,331,834.72 × 538,326.68
  4. Step 4: Simplify right side
    2,221,223.18x = 1,793,615,505,121.34
  5. Step 5: Solve for x
    x = 1,793,615,505,121.34/2,221,223.18
  6. Step 6: Final answer
    x = 807,490.00

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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.