Home / 4,122,440.92-6,180,763.96-1,815,839.36

Finding the Fourth Proportional to 4,122,440.92, 6,180,763.96 and 1,815,839.36

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Solution

The fourth proportional to 4,122,440.92, 6,180,763.96 and 1,815,839.36 is: 2,722,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122,440.92 : 6,180,763.96 = 1,815,839.36 : x
  2. Step 2: Convert to fraction form
    4,122,440.92/6,180,763.96 = 1,815,839.36/x
  3. Step 3: Cross multiply
    4,122,440.92x = 6,180,763.96 × 1,815,839.36
  4. Step 4: Simplify right side
    4,122,440.92x = 11,223,274,473,437.47
  5. Step 5: Solve for x
    x = 11,223,274,473,437.47/4,122,440.92
  6. Step 6: Final answer
    x = 2,722,482.79

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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.