Home / 5,666,512.20-8,498,990.70-1,879,600.20

Finding the Fourth Proportional to 5,666,512.20, 8,498,990.70 and 1,879,600.20

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Solution

The fourth proportional to 5,666,512.20, 8,498,990.70 and 1,879,600.20 is: 2,819,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,512.20 : 8,498,990.70 = 1,879,600.20 : x
  2. Step 2: Convert to fraction form
    5,666,512.20/8,498,990.70 = 1,879,600.20/x
  3. Step 3: Cross multiply
    5,666,512.20x = 8,498,990.70 × 1,879,600.20
  4. Step 4: Simplify right side
    5,666,512.20x = 15,974,704,619,518.14
  5. Step 5: Solve for x
    x = 15,974,704,619,518.14/5,666,512.20
  6. Step 6: Final answer
    x = 2,819,142.37

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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.