Home / 1,442,627.20-2,159,793.60-882,755.20

Finding the Fourth Proportional to 1,442,627.20, 2,159,793.60 and 882,755.20

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Solution

The fourth proportional to 1,442,627.20, 2,159,793.60 and 882,755.20 is: 1,321,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,627.20 : 2,159,793.60 = 882,755.20 : x
  2. Step 2: Convert to fraction form
    1,442,627.20/2,159,793.60 = 882,755.20/x
  3. Step 3: Cross multiply
    1,442,627.20x = 2,159,793.60 × 882,755.20
  4. Step 4: Simplify right side
    1,442,627.20x = 1,906,569,031,326.72
  5. Step 5: Solve for x
    x = 1,906,569,031,326.72/1,442,627.20
  6. Step 6: Final answer
    x = 1,321,595.09

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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.