Home / 1,276,524.47-1,914,792.87-377,983.16

Finding the Fourth Proportional to 1,276,524.47, 1,914,792.87 and 377,983.16

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Solution

The fourth proportional to 1,276,524.47, 1,914,792.87 and 377,983.16 is: 566,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,524.47 : 1,914,792.87 = 377,983.16 : x
  2. Step 2: Convert to fraction form
    1,276,524.47/1,914,792.87 = 377,983.16/x
  3. Step 3: Cross multiply
    1,276,524.47x = 1,914,792.87 × 377,983.16
  4. Step 4: Simplify right side
    1,276,524.47x = 723,759,450,174.11
  5. Step 5: Solve for x
    x = 723,759,450,174.11/1,276,524.47
  6. Step 6: Final answer
    x = 566,976.56

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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.