Home / 2,279,456.04-3,145,820.14-1,299,418.44

Finding the Fourth Proportional to 2,279,456.04, 3,145,820.14 and 1,299,418.44

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Solution

The fourth proportional to 2,279,456.04, 3,145,820.14 and 1,299,418.44 is: 1,793,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,456.04 : 3,145,820.14 = 1,299,418.44 : x
  2. Step 2: Convert to fraction form
    2,279,456.04/3,145,820.14 = 1,299,418.44/x
  3. Step 3: Cross multiply
    2,279,456.04x = 3,145,820.14 × 1,299,418.44
  4. Step 4: Simplify right side
    2,279,456.04x = 4,087,736,698,839.38
  5. Step 5: Solve for x
    x = 4,087,736,698,839.38/2,279,456.04
  6. Step 6: Final answer
    x = 1,793,294.82

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.