Home / 1,305,836.40-1,958,708.88-537,306.36

Finding the Fourth Proportional to 1,305,836.40, 1,958,708.88 and 537,306.36

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Solution

The fourth proportional to 1,305,836.40, 1,958,708.88 and 537,306.36 is: 805,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,836.40 : 1,958,708.88 = 537,306.36 : x
  2. Step 2: Convert to fraction form
    1,305,836.40/1,958,708.88 = 537,306.36/x
  3. Step 3: Cross multiply
    1,305,836.40x = 1,958,708.88 × 537,306.36
  4. Step 4: Simplify right side
    1,305,836.40x = 1,052,426,738,612.48
  5. Step 5: Solve for x
    x = 1,052,426,738,612.48/1,305,836.40
  6. Step 6: Final answer
    x = 805,940.73

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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.