Home / 2,213,251.25-3,054,416.90-1,353,976.20

Finding the Fourth Proportional to 2,213,251.25, 3,054,416.90 and 1,353,976.20

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Solution

The fourth proportional to 2,213,251.25, 3,054,416.90 and 1,353,976.20 is: 1,868,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,251.25 : 3,054,416.90 = 1,353,976.20 : x
  2. Step 2: Convert to fraction form
    2,213,251.25/3,054,416.90 = 1,353,976.20/x
  3. Step 3: Cross multiply
    2,213,251.25x = 3,054,416.90 × 1,353,976.20
  4. Step 4: Simplify right side
    2,213,251.25x = 4,135,607,780,707.90
  5. Step 5: Solve for x
    x = 4,135,607,780,707.90/2,213,251.25
  6. Step 6: Final answer
    x = 1,868,566.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.