Home / 1,244,348.20-1,866,867.90-534,716.20

Finding the Fourth Proportional to 1,244,348.20, 1,866,867.90 and 534,716.20

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Solution

The fourth proportional to 1,244,348.20, 1,866,867.90 and 534,716.20 is: 802,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,348.20 : 1,866,867.90 = 534,716.20 : x
  2. Step 2: Convert to fraction form
    1,244,348.20/1,866,867.90 = 534,716.20/x
  3. Step 3: Cross multiply
    1,244,348.20x = 1,866,867.90 × 534,716.20
  4. Step 4: Simplify right side
    1,244,348.20x = 998,244,509,389.98
  5. Step 5: Solve for x
    x = 998,244,509,389.98/1,244,348.20
  6. Step 6: Final answer
    x = 802,222.81

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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.