Home / 3,271,020.52-4,514,059.38-1,820,731.72

Finding the Fourth Proportional to 3,271,020.52, 4,514,059.38 and 1,820,731.72

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Solution

The fourth proportional to 3,271,020.52, 4,514,059.38 and 1,820,731.72 is: 2,512,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,020.52 : 4,514,059.38 = 1,820,731.72 : x
  2. Step 2: Convert to fraction form
    3,271,020.52/4,514,059.38 = 1,820,731.72/x
  3. Step 3: Cross multiply
    3,271,020.52x = 4,514,059.38 × 1,820,731.72
  4. Step 4: Simplify right side
    3,271,020.52x = 8,218,891,099,129.53
  5. Step 5: Solve for x
    x = 8,218,891,099,129.53/3,271,020.52
  6. Step 6: Final answer
    x = 2,512,638.20

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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.