Home / 1,772,974.52-2,659,461.76-443,278.52

Finding the Fourth Proportional to 1,772,974.52, 2,659,461.76 and 443,278.52

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Solution

The fourth proportional to 1,772,974.52, 2,659,461.76 and 443,278.52 is: 664,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,974.52 : 2,659,461.76 = 443,278.52 : x
  2. Step 2: Convert to fraction form
    1,772,974.52/2,659,461.76 = 443,278.52/x
  3. Step 3: Cross multiply
    1,772,974.52x = 2,659,461.76 × 443,278.52
  4. Step 4: Simplify right side
    1,772,974.52x = 1,178,882,272,969.40
  5. Step 5: Solve for x
    x = 1,178,882,272,969.40/1,772,974.52
  6. Step 6: Final answer
    x = 664,917.77

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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.