Home / 1,126,713.58-1,690,347.24-328,002

Finding the Fourth Proportional to 1,126,713.58, 1,690,347.24 and 328,002

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Solution

The fourth proportional to 1,126,713.58, 1,690,347.24 and 328,002 is: 492,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,713.58 : 1,690,347.24 = 328,002 : x
  2. Step 2: Convert to fraction form
    1,126,713.58/1,690,347.24 = 328,002/x
  3. Step 3: Cross multiply
    1,126,713.58x = 1,690,347.24 × 328,002
  4. Step 4: Simplify right side
    1,126,713.58x = 554,437,275,414.48
  5. Step 5: Solve for x
    x = 554,437,275,414.48/1,126,713.58
  6. Step 6: Final answer
    x = 492,083.60

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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.