Home / 1,682,839.92-2,322,322.02-918,877.20

Finding the Fourth Proportional to 1,682,839.92, 2,322,322.02 and 918,877.20

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Solution

The fourth proportional to 1,682,839.92, 2,322,322.02 and 918,877.20 is: 1,268,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,839.92 : 2,322,322.02 = 918,877.20 : x
  2. Step 2: Convert to fraction form
    1,682,839.92/2,322,322.02 = 918,877.20/x
  3. Step 3: Cross multiply
    1,682,839.92x = 2,322,322.02 × 918,877.20
  4. Step 4: Simplify right side
    1,682,839.92x = 2,133,928,755,235.94
  5. Step 5: Solve for x
    x = 2,133,928,755,235.94/1,682,839.92
  6. Step 6: Final answer
    x = 1,268,052.14

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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.