Home / 2,132,497.64-3,198,911.70-712,558.73

Finding the Fourth Proportional to 2,132,497.64, 3,198,911.70 and 712,558.73

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Solution

The fourth proportional to 2,132,497.64, 3,198,911.70 and 712,558.73 is: 1,068,893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,497.64 : 3,198,911.70 = 712,558.73 : x
  2. Step 2: Convert to fraction form
    2,132,497.64/3,198,911.70 = 712,558.73/x
  3. Step 3: Cross multiply
    2,132,497.64x = 3,198,911.70 × 712,558.73
  4. Step 4: Simplify right side
    2,132,497.64x = 2,279,412,458,334.14
  5. Step 5: Solve for x
    x = 2,279,412,458,334.14/2,132,497.64
  6. Step 6: Final answer
    x = 1,068,893.31

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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.