Home / 997,648.20-1,496,472.30-981,901.80

Finding the Fourth Proportional to 997,648.20, 1,496,472.30 and 981,901.80

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Solution

The fourth proportional to 997,648.20, 1,496,472.30 and 981,901.80 is: 1,472,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,648.20 : 1,496,472.30 = 981,901.80 : x
  2. Step 2: Convert to fraction form
    997,648.20/1,496,472.30 = 981,901.80/x
  3. Step 3: Cross multiply
    997,648.20x = 1,496,472.30 × 981,901.80
  4. Step 4: Simplify right side
    997,648.20x = 1,469,388,845,020.14
  5. Step 5: Solve for x
    x = 1,469,388,845,020.14/997,648.20
  6. Step 6: Final answer
    x = 1,472,852.70

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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.