Home / 881,781.85-1,322,172.50-806,551.79

Finding the Fourth Proportional to 881,781.85, 1,322,172.50 and 806,551.79

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Solution

The fourth proportional to 881,781.85, 1,322,172.50 and 806,551.79 is: 1,209,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,781.85 : 1,322,172.50 = 806,551.79 : x
  2. Step 2: Convert to fraction form
    881,781.85/1,322,172.50 = 806,551.79/x
  3. Step 3: Cross multiply
    881,781.85x = 1,322,172.50 × 806,551.79
  4. Step 4: Simplify right side
    881,781.85x = 1,066,400,585,920.15
  5. Step 5: Solve for x
    x = 1,066,400,585,920.15/881,781.85
  6. Step 6: Final answer
    x = 1,209,370.08

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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.