Home / 3,208,296.80-4,812,445.20-2,995,720.40

Finding the Fourth Proportional to 3,208,296.80, 4,812,445.20 and 2,995,720.40

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Solution

The fourth proportional to 3,208,296.80, 4,812,445.20 and 2,995,720.40 is: 4,493,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,296.80 : 4,812,445.20 = 2,995,720.40 : x
  2. Step 2: Convert to fraction form
    3,208,296.80/4,812,445.20 = 2,995,720.40/x
  3. Step 3: Cross multiply
    3,208,296.80x = 4,812,445.20 × 2,995,720.40
  4. Step 4: Simplify right side
    3,208,296.80x = 14,416,740,259,522.08
  5. Step 5: Solve for x
    x = 14,416,740,259,522.08/3,208,296.80
  6. Step 6: Final answer
    x = 4,493,580.60

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Double scale
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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.