Home / 3,829,489.70-5,744,234.55-1,699,789.10

Finding the Fourth Proportional to 3,829,489.70, 5,744,234.55 and 1,699,789.10

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Solution

The fourth proportional to 3,829,489.70, 5,744,234.55 and 1,699,789.10 is: 2,549,683.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,489.70 : 5,744,234.55 = 1,699,789.10 : x
  2. Step 2: Convert to fraction form
    3,829,489.70/5,744,234.55 = 1,699,789.10/x
  3. Step 3: Cross multiply
    3,829,489.70x = 5,744,234.55 × 1,699,789.10
  4. Step 4: Simplify right side
    3,829,489.70x = 9,763,987,275,933.40
  5. Step 5: Solve for x
    x = 9,763,987,275,933.40/3,829,489.70
  6. Step 6: Final answer
    x = 2,549,683.65

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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.