Home / 4,145,452.76-5,720,573.78-2,309,816.20

Finding the Fourth Proportional to 4,145,452.76, 5,720,573.78 and 2,309,816.20

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Solution

The fourth proportional to 4,145,452.76, 5,720,573.78 and 2,309,816.20 is: 3,187,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145,452.76 : 5,720,573.78 = 2,309,816.20 : x
  2. Step 2: Convert to fraction form
    4,145,452.76/5,720,573.78 = 2,309,816.20/x
  3. Step 3: Cross multiply
    4,145,452.76x = 5,720,573.78 × 2,309,816.20
  4. Step 4: Simplify right side
    4,145,452.76x = 13,213,473,990,339.24
  5. Step 5: Solve for x
    x = 13,213,473,990,339.24/4,145,452.76
  6. Step 6: Final answer
    x = 3,187,462.20

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.