Home / 3,024,149.80-4,536,224.73-780,287.80

Finding the Fourth Proportional to 3,024,149.80, 4,536,224.73 and 780,287.80

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Solution

The fourth proportional to 3,024,149.80, 4,536,224.73 and 780,287.80 is: 1,170,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024,149.80 : 4,536,224.73 = 780,287.80 : x
  2. Step 2: Convert to fraction form
    3,024,149.80/4,536,224.73 = 780,287.80/x
  3. Step 3: Cross multiply
    3,024,149.80x = 4,536,224.73 × 780,287.80
  4. Step 4: Simplify right side
    3,024,149.80x = 3,539,560,814,877.29
  5. Step 5: Solve for x
    x = 3,539,560,814,877.29/3,024,149.80
  6. Step 6: Final answer
    x = 1,170,431.71

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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.