Home / 2,407,938.22-3,322,937.18-1,320,191.85

Finding the Fourth Proportional to 2,407,938.22, 3,322,937.18 and 1,320,191.85

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Solution

The fourth proportional to 2,407,938.22, 3,322,937.18 and 1,320,191.85 is: 1,821,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,938.22 : 3,322,937.18 = 1,320,191.85 : x
  2. Step 2: Convert to fraction form
    2,407,938.22/3,322,937.18 = 1,320,191.85/x
  3. Step 3: Cross multiply
    2,407,938.22x = 3,322,937.18 × 1,320,191.85
  4. Step 4: Simplify right side
    2,407,938.22x = 4,386,914,583,097.98
  5. Step 5: Solve for x
    x = 4,386,914,583,097.98/2,407,938.22
  6. Step 6: Final answer
    x = 1,821,855.12

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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.