Home / 5,086,288.20-7,629,432.30-1,300,067.40

Finding the Fourth Proportional to 5,086,288.20, 7,629,432.30 and 1,300,067.40

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Solution

The fourth proportional to 5,086,288.20, 7,629,432.30 and 1,300,067.40 is: 1,950,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,288.20 : 7,629,432.30 = 1,300,067.40 : x
  2. Step 2: Convert to fraction form
    5,086,288.20/7,629,432.30 = 1,300,067.40/x
  3. Step 3: Cross multiply
    5,086,288.20x = 7,629,432.30 × 1,300,067.40
  4. Step 4: Simplify right side
    5,086,288.20x = 9,918,776,213,737.02
  5. Step 5: Solve for x
    x = 9,918,776,213,737.02/5,086,288.20
  6. Step 6: Final answer
    x = 1,950,101.10

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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.