Home / 2,279,059.91-3,146,071.07-1,420,044.58

Finding the Fourth Proportional to 2,279,059.91, 3,146,071.07 and 1,420,044.58

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Solution

The fourth proportional to 2,279,059.91, 3,146,071.07 and 1,420,044.58 is: 1,960,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,059.91 : 3,146,071.07 = 1,420,044.58 : x
  2. Step 2: Convert to fraction form
    2,279,059.91/3,146,071.07 = 1,420,044.58/x
  3. Step 3: Cross multiply
    2,279,059.91x = 3,146,071.07 × 1,420,044.58
  4. Step 4: Simplify right side
    2,279,059.91x = 4,467,561,171,248.30
  5. Step 5: Solve for x
    x = 4,467,561,171,248.30/2,279,059.91
  6. Step 6: Final answer
    x = 1,960,264.91

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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.