Home / 4,213,487.28-5,814,571.05-2,279,705.43

Finding the Fourth Proportional to 4,213,487.28, 5,814,571.05 and 2,279,705.43

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Solution

The fourth proportional to 4,213,487.28, 5,814,571.05 and 2,279,705.43 is: 3,145,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213,487.28 : 5,814,571.05 = 2,279,705.43 : x
  2. Step 2: Convert to fraction form
    4,213,487.28/5,814,571.05 = 2,279,705.43/x
  3. Step 3: Cross multiply
    4,213,487.28x = 5,814,571.05 × 2,279,705.43
  4. Step 4: Simplify right side
    4,213,487.28x = 13,255,509,195,805.80
  5. Step 5: Solve for x
    x = 13,255,509,195,805.80/4,213,487.28
  6. Step 6: Final answer
    x = 3,145,971.10

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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.