Home / 5,476,309.32-8,212,717.10-1,881,209.37

Finding the Fourth Proportional to 5,476,309.32, 8,212,717.10 and 1,881,209.37

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Solution

The fourth proportional to 5,476,309.32, 8,212,717.10 and 1,881,209.37 is: 2,821,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,309.32 : 8,212,717.10 = 1,881,209.37 : x
  2. Step 2: Convert to fraction form
    5,476,309.32/8,212,717.10 = 1,881,209.37/x
  3. Step 3: Cross multiply
    5,476,309.32x = 8,212,717.10 × 1,881,209.37
  4. Step 4: Simplify right side
    5,476,309.32x = 15,449,840,352,273.18
  5. Step 5: Solve for x
    x = 15,449,840,352,273.18/5,476,309.32
  6. Step 6: Final answer
    x = 2,821,213.97

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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.