Home / 3,989,180.26-5,983,770.40-997,364.26

Finding the Fourth Proportional to 3,989,180.26, 5,983,770.40 and 997,364.26

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Solution

The fourth proportional to 3,989,180.26, 5,983,770.40 and 997,364.26 is: 1,496,046.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,180.26 : 5,983,770.40 = 997,364.26 : x
  2. Step 2: Convert to fraction form
    3,989,180.26/5,983,770.40 = 997,364.26/x
  3. Step 3: Cross multiply
    3,989,180.26x = 5,983,770.40 × 997,364.26
  4. Step 4: Simplify right side
    3,989,180.26x = 5,967,998,737,005.90
  5. Step 5: Solve for x
    x = 5,967,998,737,005.90/3,989,180.26
  6. Step 6: Final answer
    x = 1,496,046.39

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Double scale
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Similar ratio
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1.5x scale

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.