Home / 1,026,469.80-1,536,788.70-970,612.20

Finding the Fourth Proportional to 1,026,469.80, 1,536,788.70 and 970,612.20

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Solution

The fourth proportional to 1,026,469.80, 1,536,788.70 and 970,612.20 is: 1,453,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,469.80 : 1,536,788.70 = 970,612.20 : x
  2. Step 2: Convert to fraction form
    1,026,469.80/1,536,788.70 = 970,612.20/x
  3. Step 3: Cross multiply
    1,026,469.80x = 1,536,788.70 × 970,612.20
  4. Step 4: Simplify right side
    1,026,469.80x = 1,491,625,861,042.14
  5. Step 5: Solve for x
    x = 1,491,625,861,042.14/1,026,469.80
  6. Step 6: Final answer
    x = 1,453,160.98

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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.