Home / 1,275,950.58-1,760,810.82-702,990.75

Finding the Fourth Proportional to 1,275,950.58, 1,760,810.82 and 702,990.75

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Solution

The fourth proportional to 1,275,950.58, 1,760,810.82 and 702,990.75 is: 970,126.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,950.58 : 1,760,810.82 = 702,990.75 : x
  2. Step 2: Convert to fraction form
    1,275,950.58/1,760,810.82 = 702,990.75/x
  3. Step 3: Cross multiply
    1,275,950.58x = 1,760,810.82 × 702,990.75
  4. Step 4: Simplify right side
    1,275,950.58x = 1,237,833,718,959.92
  5. Step 5: Solve for x
    x = 1,237,833,718,959.92/1,275,950.58
  6. Step 6: Final answer
    x = 970,126.69

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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.