Home / 2,897,195.40-4,345,793.10-767,494.80

Finding the Fourth Proportional to 2,897,195.40, 4,345,793.10 and 767,494.80

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Solution

The fourth proportional to 2,897,195.40, 4,345,793.10 and 767,494.80 is: 1,151,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,195.40 : 4,345,793.10 = 767,494.80 : x
  2. Step 2: Convert to fraction form
    2,897,195.40/4,345,793.10 = 767,494.80/x
  3. Step 3: Cross multiply
    2,897,195.40x = 4,345,793.10 × 767,494.80
  4. Step 4: Simplify right side
    2,897,195.40x = 3,335,373,606,125.88
  5. Step 5: Solve for x
    x = 3,335,373,606,125.88/2,897,195.40
  6. Step 6: Final answer
    x = 1,151,242.20

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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.