Home / 1,262,481.12-1,741,668.89-752,888.25

Finding the Fourth Proportional to 1,262,481.12, 1,741,668.89 and 752,888.25

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Solution

The fourth proportional to 1,262,481.12, 1,741,668.89 and 752,888.25 is: 1,038,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,481.12 : 1,741,668.89 = 752,888.25 : x
  2. Step 2: Convert to fraction form
    1,262,481.12/1,741,668.89 = 752,888.25/x
  3. Step 3: Cross multiply
    1,262,481.12x = 1,741,668.89 × 752,888.25
  4. Step 4: Simplify right side
    1,262,481.12x = 1,311,282,038,907.10
  5. Step 5: Solve for x
    x = 1,311,282,038,907.10/1,262,481.12
  6. Step 6: Final answer
    x = 1,038,654.77

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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.