Home / 5,322,531.15-7,983,795.90-1,279,019.04

Finding the Fourth Proportional to 5,322,531.15, 7,983,795.90 and 1,279,019.04

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Solution

The fourth proportional to 5,322,531.15, 7,983,795.90 and 1,279,019.04 is: 1,918,528.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,531.15 : 7,983,795.90 = 1,279,019.04 : x
  2. Step 2: Convert to fraction form
    5,322,531.15/7,983,795.90 = 1,279,019.04/x
  3. Step 3: Cross multiply
    5,322,531.15x = 7,983,795.90 × 1,279,019.04
  4. Step 4: Simplify right side
    5,322,531.15x = 10,211,426,967,573.94
  5. Step 5: Solve for x
    x = 10,211,426,967,573.94/5,322,531.15
  6. Step 6: Final answer
    x = 1,918,528.36

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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.