Home / 1,199,508.73-1,799,578.23-431,084.04

Finding the Fourth Proportional to 1,199,508.73, 1,799,578.23 and 431,084.04

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Solution

The fourth proportional to 1,199,508.73, 1,799,578.23 and 431,084.04 is: 646,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,508.73 : 1,799,578.23 = 431,084.04 : x
  2. Step 2: Convert to fraction form
    1,199,508.73/1,799,578.23 = 431,084.04/x
  3. Step 3: Cross multiply
    1,199,508.73x = 1,799,578.23 × 431,084.04
  4. Step 4: Simplify right side
    1,199,508.73x = 775,769,457,866.94
  5. Step 5: Solve for x
    x = 775,769,457,866.94/1,199,508.73
  6. Step 6: Final answer
    x = 646,739.32

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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.