Home / 2,655,540.28-3,976,584.02-1,646,632.76

Finding the Fourth Proportional to 2,655,540.28, 3,976,584.02 and 1,646,632.76

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Solution

The fourth proportional to 2,655,540.28, 3,976,584.02 and 1,646,632.76 is: 2,465,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,540.28 : 3,976,584.02 = 1,646,632.76 : x
  2. Step 2: Convert to fraction form
    2,655,540.28/3,976,584.02 = 1,646,632.76/x
  3. Step 3: Cross multiply
    2,655,540.28x = 3,976,584.02 × 1,646,632.76
  4. Step 4: Simplify right side
    2,655,540.28x = 6,547,973,504,458.16
  5. Step 5: Solve for x
    x = 6,547,973,504,458.16/2,655,540.28
  6. Step 6: Final answer
    x = 2,465,778.27

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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.