Home / 2,653,005.60-3,981,063.60-970,279.20

Finding the Fourth Proportional to 2,653,005.60, 3,981,063.60 and 970,279.20

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Solution

The fourth proportional to 2,653,005.60, 3,981,063.60 and 970,279.20 is: 1,455,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,005.60 : 3,981,063.60 = 970,279.20 : x
  2. Step 2: Convert to fraction form
    2,653,005.60/3,981,063.60 = 970,279.20/x
  3. Step 3: Cross multiply
    2,653,005.60x = 3,981,063.60 × 970,279.20
  4. Step 4: Simplify right side
    2,653,005.60x = 3,862,743,204,957.12
  5. Step 5: Solve for x
    x = 3,862,743,204,957.12/2,653,005.60
  6. Step 6: Final answer
    x = 1,455,987.58

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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.