Home / 2,815,651.82-4,221,873.32-1,108,870.85

Finding the Fourth Proportional to 2,815,651.82, 4,221,873.32 and 1,108,870.85

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Solution

The fourth proportional to 2,815,651.82, 4,221,873.32 and 1,108,870.85 is: 1,662,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,651.82 : 4,221,873.32 = 1,108,870.85 : x
  2. Step 2: Convert to fraction form
    2,815,651.82/4,221,873.32 = 1,108,870.85/x
  3. Step 3: Cross multiply
    2,815,651.82x = 4,221,873.32 × 1,108,870.85
  4. Step 4: Simplify right side
    2,815,651.82x = 4,681,512,230,287.00
  5. Step 5: Solve for x
    x = 4,681,512,230,287.00/2,815,651.82
  6. Step 6: Final answer
    x = 1,662,674.41

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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.