Home / 4,131,490.20-6,197,235.30-2,871,778.20

Finding the Fourth Proportional to 4,131,490.20, 6,197,235.30 and 2,871,778.20

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Solution

The fourth proportional to 4,131,490.20, 6,197,235.30 and 2,871,778.20 is: 4,307,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131,490.20 : 6,197,235.30 = 2,871,778.20 : x
  2. Step 2: Convert to fraction form
    4,131,490.20/6,197,235.30 = 2,871,778.20/x
  3. Step 3: Cross multiply
    4,131,490.20x = 6,197,235.30 × 2,871,778.20
  4. Step 4: Simplify right side
    4,131,490.20x = 17,797,085,234,810.46
  5. Step 5: Solve for x
    x = 17,797,085,234,810.46/4,131,490.20
  6. Step 6: Final answer
    x = 4,307,667.30

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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.