Home / 1,313,836.80-1,813,425.06-741,209.12

Finding the Fourth Proportional to 1,313,836.80, 1,813,425.06 and 741,209.12

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Solution

The fourth proportional to 1,313,836.80, 1,813,425.06 and 741,209.12 is: 1,023,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,836.80 : 1,813,425.06 = 741,209.12 : x
  2. Step 2: Convert to fraction form
    1,313,836.80/1,813,425.06 = 741,209.12/x
  3. Step 3: Cross multiply
    1,313,836.80x = 1,813,425.06 × 741,209.12
  4. Step 4: Simplify right side
    1,313,836.80x = 1,344,127,192,908.55
  5. Step 5: Solve for x
    x = 1,344,127,192,908.55/1,313,836.80
  6. Step 6: Final answer
    x = 1,023,054.91

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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.