Home / 1,278,752.26-1,764,552.48-705,755.53

Finding the Fourth Proportional to 1,278,752.26, 1,764,552.48 and 705,755.53

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Solution

The fourth proportional to 1,278,752.26, 1,764,552.48 and 705,755.53 is: 973,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,752.26 : 1,764,552.48 = 705,755.53 : x
  2. Step 2: Convert to fraction form
    1,278,752.26/1,764,552.48 = 705,755.53/x
  3. Step 3: Cross multiply
    1,278,752.26x = 1,764,552.48 × 705,755.53
  4. Step 4: Simplify right side
    1,278,752.26x = 1,245,342,661,912.45
  5. Step 5: Solve for x
    x = 1,245,342,661,912.45/1,278,752.26
  6. Step 6: Final answer
    x = 973,873.28

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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.