Home / 2,720,157.61-4,080,088.76-826,751.43

Finding the Fourth Proportional to 2,720,157.61, 4,080,088.76 and 826,751.43

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Solution

The fourth proportional to 2,720,157.61, 4,080,088.76 and 826,751.43 is: 1,240,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,157.61 : 4,080,088.76 = 826,751.43 : x
  2. Step 2: Convert to fraction form
    2,720,157.61/4,080,088.76 = 826,751.43/x
  3. Step 3: Cross multiply
    2,720,157.61x = 4,080,088.76 × 826,751.43
  4. Step 4: Simplify right side
    2,720,157.61x = 3,373,219,216,856.93
  5. Step 5: Solve for x
    x = 3,373,219,216,856.93/2,720,157.61
  6. Step 6: Final answer
    x = 1,240,082.27

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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.