Home / 3,516,416.80-5,274,625.20-3,280,487.20

Finding the Fourth Proportional to 3,516,416.80, 5,274,625.20 and 3,280,487.20

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Solution

The fourth proportional to 3,516,416.80, 5,274,625.20 and 3,280,487.20 is: 4,920,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,416.80 : 5,274,625.20 = 3,280,487.20 : x
  2. Step 2: Convert to fraction form
    3,516,416.80/5,274,625.20 = 3,280,487.20/x
  3. Step 3: Cross multiply
    3,516,416.80x = 5,274,625.20 × 3,280,487.20
  4. Step 4: Simplify right side
    3,516,416.80x = 17,303,340,453,397.44
  5. Step 5: Solve for x
    x = 17,303,340,453,397.44/3,516,416.80
  6. Step 6: Final answer
    x = 4,920,730.80

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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.