Home / 5,302,321.12-7,946,067.14-2,868,219.28

Finding the Fourth Proportional to 5,302,321.12, 7,946,067.14 and 2,868,219.28

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Solution

The fourth proportional to 5,302,321.12, 7,946,067.14 and 2,868,219.28 is: 4,298,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302,321.12 : 7,946,067.14 = 2,868,219.28 : x
  2. Step 2: Convert to fraction form
    5,302,321.12/7,946,067.14 = 2,868,219.28/x
  3. Step 3: Cross multiply
    5,302,321.12x = 7,946,067.14 × 2,868,219.28
  4. Step 4: Simplify right side
    5,302,321.12x = 22,791,062,971,122.46
  5. Step 5: Solve for x
    x = 22,791,062,971,122.46/5,302,321.12
  6. Step 6: Final answer
    x = 4,298,318.12

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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.