Home / 2,068,279.34-3,102,419.93-648,446.13

Finding the Fourth Proportional to 2,068,279.34, 3,102,419.93 and 648,446.13

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Solution

The fourth proportional to 2,068,279.34, 3,102,419.93 and 648,446.13 is: 972,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,279.34 : 3,102,419.93 = 648,446.13 : x
  2. Step 2: Convert to fraction form
    2,068,279.34/3,102,419.93 = 648,446.13/x
  3. Step 3: Cross multiply
    2,068,279.34x = 3,102,419.93 × 648,446.13
  4. Step 4: Simplify right side
    2,068,279.34x = 2,011,752,194,001.14
  5. Step 5: Solve for x
    x = 2,011,752,194,001.14/2,068,279.34
  6. Step 6: Final answer
    x = 972,669.48

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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.