Home / 1,488,972.28-2,055,146.70-844,769.56

Finding the Fourth Proportional to 1,488,972.28, 2,055,146.70 and 844,769.56

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Solution

The fourth proportional to 1,488,972.28, 2,055,146.70 and 844,769.56 is: 1,165,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,972.28 : 2,055,146.70 = 844,769.56 : x
  2. Step 2: Convert to fraction form
    1,488,972.28/2,055,146.70 = 844,769.56/x
  3. Step 3: Cross multiply
    1,488,972.28x = 2,055,146.70 × 844,769.56
  4. Step 4: Simplify right side
    1,488,972.28x = 1,736,125,373,494.45
  5. Step 5: Solve for x
    x = 1,736,125,373,494.45/1,488,972.28
  6. Step 6: Final answer
    x = 1,165,989.05

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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.