Home / 1,002,836.88-1,383,933.60-615,458.08

Finding the Fourth Proportional to 1,002,836.88, 1,383,933.60 and 615,458.08

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Solution

The fourth proportional to 1,002,836.88, 1,383,933.60 and 615,458.08 is: 849,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,836.88 : 1,383,933.60 = 615,458.08 : x
  2. Step 2: Convert to fraction form
    1,002,836.88/1,383,933.60 = 615,458.08/x
  3. Step 3: Cross multiply
    1,002,836.88x = 1,383,933.60 × 615,458.08
  4. Step 4: Simplify right side
    1,002,836.88x = 851,753,116,303.49
  5. Step 5: Solve for x
    x = 851,753,116,303.49/1,002,836.88
  6. Step 6: Final answer
    x = 849,343.63

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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.