Home / 2,687,431.20-4,031,146.80-794,234.40

Finding the Fourth Proportional to 2,687,431.20, 4,031,146.80 and 794,234.40

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Solution

The fourth proportional to 2,687,431.20, 4,031,146.80 and 794,234.40 is: 1,191,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,431.20 : 4,031,146.80 = 794,234.40 : x
  2. Step 2: Convert to fraction form
    2,687,431.20/4,031,146.80 = 794,234.40/x
  3. Step 3: Cross multiply
    2,687,431.20x = 4,031,146.80 × 794,234.40
  4. Step 4: Simplify right side
    2,687,431.20x = 3,201,675,460,009.92
  5. Step 5: Solve for x
    x = 3,201,675,460,009.92/2,687,431.20
  6. Step 6: Final answer
    x = 1,191,351.60

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Similar ratio
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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.