Home / 3,516,280.40-5,274,420.60-3,190,854.80

Finding the Fourth Proportional to 3,516,280.40, 5,274,420.60 and 3,190,854.80

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Solution

The fourth proportional to 3,516,280.40, 5,274,420.60 and 3,190,854.80 is: 4,786,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,280.40 : 5,274,420.60 = 3,190,854.80 : x
  2. Step 2: Convert to fraction form
    3,516,280.40/5,274,420.60 = 3,190,854.80/x
  3. Step 3: Cross multiply
    3,516,280.40x = 5,274,420.60 × 3,190,854.80
  4. Step 4: Simplify right side
    3,516,280.40x = 16,829,910,288,728.88
  5. Step 5: Solve for x
    x = 16,829,910,288,728.88/3,516,280.40
  6. Step 6: Final answer
    x = 4,786,282.20

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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.