Home / 1,661,334.38-2,292,642.35-897,387.94

Finding the Fourth Proportional to 1,661,334.38, 2,292,642.35 and 897,387.94

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Solution

The fourth proportional to 1,661,334.38, 2,292,642.35 and 897,387.94 is: 1,238,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,334.38 : 2,292,642.35 = 897,387.94 : x
  2. Step 2: Convert to fraction form
    1,661,334.38/2,292,642.35 = 897,387.94/x
  3. Step 3: Cross multiply
    1,661,334.38x = 2,292,642.35 × 897,387.94
  4. Step 4: Simplify right side
    1,661,334.38x = 2,057,389,592,135.12
  5. Step 5: Solve for x
    x = 2,057,389,592,135.12/1,661,334.38
  6. Step 6: Final answer
    x = 1,238,395.85

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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.