Home / 1,268,367.53-1,750,418.70-752,426.89

Finding the Fourth Proportional to 1,268,367.53, 1,750,418.70 and 752,426.89

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Solution

The fourth proportional to 1,268,367.53, 1,750,418.70 and 752,426.89 is: 1,038,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,367.53 : 1,750,418.70 = 752,426.89 : x
  2. Step 2: Convert to fraction form
    1,268,367.53/1,750,418.70 = 752,426.89/x
  3. Step 3: Cross multiply
    1,268,367.53x = 1,750,418.70 × 752,426.89
  4. Step 4: Simplify right side
    1,268,367.53x = 1,317,062,091,441.20
  5. Step 5: Solve for x
    x = 1,317,062,091,441.20/1,268,367.53
  6. Step 6: Final answer
    x = 1,038,391.53

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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.