Home / 2,068,279.28-3,102,419.82-648,446.07

Finding the Fourth Proportional to 2,068,279.28, 3,102,419.82 and 648,446.07

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Solution

The fourth proportional to 2,068,279.28, 3,102,419.82 and 648,446.07 is: 972,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,279.28 : 3,102,419.82 = 648,446.07 : x
  2. Step 2: Convert to fraction form
    2,068,279.28/3,102,419.82 = 648,446.07/x
  3. Step 3: Cross multiply
    2,068,279.28x = 3,102,419.82 × 648,446.07
  4. Step 4: Simplify right side
    2,068,279.28x = 2,011,751,939,769.11
  5. Step 5: Solve for x
    x = 2,011,751,939,769.11/2,068,279.28
  6. Step 6: Final answer
    x = 972,669.39

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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.