Home / 1,069,233.94-1,474,360.75-681,435.61

Finding the Fourth Proportional to 1,069,233.94, 1,474,360.75 and 681,435.61

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Solution

The fourth proportional to 1,069,233.94, 1,474,360.75 and 681,435.61 is: 939,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,233.94 : 1,474,360.75 = 681,435.61 : x
  2. Step 2: Convert to fraction form
    1,069,233.94/1,474,360.75 = 681,435.61/x
  3. Step 3: Cross multiply
    1,069,233.94x = 1,474,360.75 × 681,435.61
  4. Step 4: Simplify right side
    1,069,233.94x = 1,004,681,914,202.20
  5. Step 5: Solve for x
    x = 1,004,681,914,202.20/1,069,233.94
  6. Step 6: Final answer
    x = 939,627.78

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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.