Home / 997,654.70-1,496,482.05-981,908.30

Finding the Fourth Proportional to 997,654.70, 1,496,482.05 and 981,908.30

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Solution

The fourth proportional to 997,654.70, 1,496,482.05 and 981,908.30 is: 1,472,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,654.70 : 1,496,482.05 = 981,908.30 : x
  2. Step 2: Convert to fraction form
    997,654.70/1,496,482.05 = 981,908.30/x
  3. Step 3: Cross multiply
    997,654.70x = 1,496,482.05 × 981,908.30
  4. Step 4: Simplify right side
    997,654.70x = 1,469,408,145,696.02
  5. Step 5: Solve for x
    x = 1,469,408,145,696.02/997,654.70
  6. Step 6: Final answer
    x = 1,472,862.45

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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.