Home / 2,985,778.13-4,478,667.19-991,234.13

Finding the Fourth Proportional to 2,985,778.13, 4,478,667.19 and 991,234.13

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Solution

The fourth proportional to 2,985,778.13, 4,478,667.19 and 991,234.13 is: 1,486,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,778.13 : 4,478,667.19 = 991,234.13 : x
  2. Step 2: Convert to fraction form
    2,985,778.13/4,478,667.19 = 991,234.13/x
  3. Step 3: Cross multiply
    2,985,778.13x = 4,478,667.19 × 991,234.13
  4. Step 4: Simplify right side
    2,985,778.13x = 4,439,407,750,767.77
  5. Step 5: Solve for x
    x = 4,439,407,750,767.77/2,985,778.13
  6. Step 6: Final answer
    x = 1,486,851.19

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Similar ratio
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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.