Home / 1,199,426.40-1,654,136.58-995,153.76

Finding the Fourth Proportional to 1,199,426.40, 1,654,136.58 and 995,153.76

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Solution

The fourth proportional to 1,199,426.40, 1,654,136.58 and 995,153.76 is: 1,372,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,426.40 : 1,654,136.58 = 995,153.76 : x
  2. Step 2: Convert to fraction form
    1,199,426.40/1,654,136.58 = 995,153.76/x
  3. Step 3: Cross multiply
    1,199,426.40x = 1,654,136.58 × 995,153.76
  4. Step 4: Simplify right side
    1,199,426.40x = 1,646,120,237,140.54
  5. Step 5: Solve for x
    x = 1,646,120,237,140.54/1,199,426.40
  6. Step 6: Final answer
    x = 1,372,422.88

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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.