Home / 2,712,922.10-4,070,031.15-819,682.10

Finding the Fourth Proportional to 2,712,922.10, 4,070,031.15 and 819,682.10

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Solution

The fourth proportional to 2,712,922.10, 4,070,031.15 and 819,682.10 is: 1,229,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,922.10 : 4,070,031.15 = 819,682.10 : x
  2. Step 2: Convert to fraction form
    2,712,922.10/4,070,031.15 = 819,682.10/x
  3. Step 3: Cross multiply
    2,712,922.10x = 4,070,031.15 × 819,682.10
  4. Step 4: Simplify right side
    2,712,922.10x = 3,336,131,680,097.42
  5. Step 5: Solve for x
    x = 3,336,131,680,097.42/2,712,922.10
  6. Step 6: Final answer
    x = 1,229,718.94

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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.