Home / 1,151,470.44-1,589,107.32-668,035.44

Finding the Fourth Proportional to 1,151,470.44, 1,589,107.32 and 668,035.44

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Solution

The fourth proportional to 1,151,470.44, 1,589,107.32 and 668,035.44 is: 921,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,470.44 : 1,589,107.32 = 668,035.44 : x
  2. Step 2: Convert to fraction form
    1,151,470.44/1,589,107.32 = 668,035.44/x
  3. Step 3: Cross multiply
    1,151,470.44x = 1,589,107.32 × 668,035.44
  4. Step 4: Simplify right side
    1,151,470.44x = 1,061,580,007,723.42
  5. Step 5: Solve for x
    x = 1,061,580,007,723.42/1,151,470.44
  6. Step 6: Final answer
    x = 921,934.23

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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.