Home / 3,500,541.12-5,250,811.68-841,149.12

Finding the Fourth Proportional to 3,500,541.12, 5,250,811.68 and 841,149.12

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Solution

The fourth proportional to 3,500,541.12, 5,250,811.68 and 841,149.12 is: 1,261,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,541.12 : 5,250,811.68 = 841,149.12 : x
  2. Step 2: Convert to fraction form
    3,500,541.12/5,250,811.68 = 841,149.12/x
  3. Step 3: Cross multiply
    3,500,541.12x = 5,250,811.68 × 841,149.12
  4. Step 4: Simplify right side
    3,500,541.12x = 4,416,715,623,917.72
  5. Step 5: Solve for x
    x = 4,416,715,623,917.72/3,500,541.12
  6. Step 6: Final answer
    x = 1,261,723.68

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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.