Home / 4,182,689.31-6,271,280.69-2,758,402.59

Finding the Fourth Proportional to 4,182,689.31, 6,271,280.69 and 2,758,402.59

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Solution

The fourth proportional to 4,182,689.31, 6,271,280.69 and 2,758,402.59 is: 4,135,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182,689.31 : 6,271,280.69 = 2,758,402.59 : x
  2. Step 2: Convert to fraction form
    4,182,689.31/6,271,280.69 = 2,758,402.59/x
  3. Step 3: Cross multiply
    4,182,689.31x = 6,271,280.69 × 2,758,402.59
  4. Step 4: Simplify right side
    4,182,689.31x = 17,298,716,884,120.97
  5. Step 5: Solve for x
    x = 17,298,716,884,120.97/4,182,689.31
  6. Step 6: Final answer
    x = 4,135,788.15

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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.