Home / 1,178,553.43-1,626,414.46-713,418

Finding the Fourth Proportional to 1,178,553.43, 1,626,414.46 and 713,418

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Solution

The fourth proportional to 1,178,553.43, 1,626,414.46 and 713,418 is: 984,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,553.43 : 1,626,414.46 = 713,418 : x
  2. Step 2: Convert to fraction form
    1,178,553.43/1,626,414.46 = 713,418/x
  3. Step 3: Cross multiply
    1,178,553.43x = 1,626,414.46 × 713,418
  4. Step 4: Simplify right side
    1,178,553.43x = 1,160,313,351,224.28
  5. Step 5: Solve for x
    x = 1,160,313,351,224.28/1,178,553.43
  6. Step 6: Final answer
    x = 984,523.33

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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.