Home / 1,479,949.28-2,042,335.14-800,885.60

Finding the Fourth Proportional to 1,479,949.28, 2,042,335.14 and 800,885.60

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Solution

The fourth proportional to 1,479,949.28, 2,042,335.14 and 800,885.60 is: 1,105,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,949.28 : 2,042,335.14 = 800,885.60 : x
  2. Step 2: Convert to fraction form
    1,479,949.28/2,042,335.14 = 800,885.60/x
  3. Step 3: Cross multiply
    1,479,949.28x = 2,042,335.14 × 800,885.60
  4. Step 4: Simplify right side
    1,479,949.28x = 1,635,676,803,999.98
  5. Step 5: Solve for x
    x = 1,635,676,803,999.98/1,479,949.28
  6. Step 6: Final answer
    x = 1,105,224.91

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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.