Home / 2,992,841.40-4,489,926.27-862,759.29

Finding the Fourth Proportional to 2,992,841.40, 4,489,926.27 and 862,759.29

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Solution

The fourth proportional to 2,992,841.40, 4,489,926.27 and 862,759.29 is: 1,294,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,841.40 : 4,489,926.27 = 862,759.29 : x
  2. Step 2: Convert to fraction form
    2,992,841.40/4,489,926.27 = 862,759.29/x
  3. Step 3: Cross multiply
    2,992,841.40x = 4,489,926.27 × 862,759.29
  4. Step 4: Simplify right side
    2,992,841.40x = 3,873,725,600,857.55
  5. Step 5: Solve for x
    x = 3,873,725,600,857.55/2,992,841.40
  6. Step 6: Final answer
    x = 1,294,330.40

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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.