Home / 1,229,101.32-1,694,866.50-970,549.32

Finding the Fourth Proportional to 1,229,101.32, 1,694,866.50 and 970,549.32

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Solution

The fourth proportional to 1,229,101.32, 1,694,866.50 and 970,549.32 is: 1,338,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,101.32 : 1,694,866.50 = 970,549.32 : x
  2. Step 2: Convert to fraction form
    1,229,101.32/1,694,866.50 = 970,549.32/x
  3. Step 3: Cross multiply
    1,229,101.32x = 1,694,866.50 × 970,549.32
  4. Step 4: Simplify right side
    1,229,101.32x = 1,644,951,529,065.78
  5. Step 5: Solve for x
    x = 1,644,951,529,065.78/1,229,101.32
  6. Step 6: Final answer
    x = 1,338,336.80

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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.