Home / 1,691,044.57-2,333,788.41-927,245.76

Finding the Fourth Proportional to 1,691,044.57, 2,333,788.41 and 927,245.76

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Solution

The fourth proportional to 1,691,044.57, 2,333,788.41 and 927,245.76 is: 1,279,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,044.57 : 2,333,788.41 = 927,245.76 : x
  2. Step 2: Convert to fraction form
    1,691,044.57/2,333,788.41 = 927,245.76/x
  3. Step 3: Cross multiply
    1,691,044.57x = 2,333,788.41 × 927,245.76
  4. Step 4: Simplify right side
    1,691,044.57x = 2,163,995,407,909.64
  5. Step 5: Solve for x
    x = 2,163,995,407,909.64/1,691,044.57
  6. Step 6: Final answer
    x = 1,279,679.70

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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.