Home / 5,674,759.20-8,512,138.80-3,547,245.60

Finding the Fourth Proportional to 5,674,759.20, 8,512,138.80 and 3,547,245.60

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Solution

The fourth proportional to 5,674,759.20, 8,512,138.80 and 3,547,245.60 is: 5,320,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,759.20 : 8,512,138.80 = 3,547,245.60 : x
  2. Step 2: Convert to fraction form
    5,674,759.20/8,512,138.80 = 3,547,245.60/x
  3. Step 3: Cross multiply
    5,674,759.20x = 8,512,138.80 × 3,547,245.60
  4. Step 4: Simplify right side
    5,674,759.20x = 30,194,646,904,889.29
  5. Step 5: Solve for x
    x = 30,194,646,904,889.29/5,674,759.20
  6. Step 6: Final answer
    x = 5,320,868.40

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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.