Home / 981,708.40-1,472,562.60-965,119.60

Finding the Fourth Proportional to 981,708.40, 1,472,562.60 and 965,119.60

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Solution

The fourth proportional to 981,708.40, 1,472,562.60 and 965,119.60 is: 1,447,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,708.40 : 1,472,562.60 = 965,119.60 : x
  2. Step 2: Convert to fraction form
    981,708.40/1,472,562.60 = 965,119.60/x
  3. Step 3: Cross multiply
    981,708.40x = 1,472,562.60 × 965,119.60
  4. Step 4: Simplify right side
    981,708.40x = 1,421,199,027,486.96
  5. Step 5: Solve for x
    x = 1,421,199,027,486.96/981,708.40
  6. Step 6: Final answer
    x = 1,447,679.40

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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.