Home / 997,630.20-1,496,445.30-981,883.80

Finding the Fourth Proportional to 997,630.20, 1,496,445.30 and 981,883.80

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Solution

The fourth proportional to 997,630.20, 1,496,445.30 and 981,883.80 is: 1,472,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,630.20 : 1,496,445.30 = 981,883.80 : x
  2. Step 2: Convert to fraction form
    997,630.20/1,496,445.30 = 981,883.80/x
  3. Step 3: Cross multiply
    997,630.20x = 1,496,445.30 × 981,883.80
  4. Step 4: Simplify right side
    997,630.20x = 1,469,335,397,656.14
  5. Step 5: Solve for x
    x = 1,469,335,397,656.14/997,630.20
  6. Step 6: Final answer
    x = 1,472,825.70

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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.