Home / 1,275,743.85-1,760,525.71-702,784.02

Finding the Fourth Proportional to 1,275,743.85, 1,760,525.71 and 702,784.02

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Solution

The fourth proportional to 1,275,743.85, 1,760,525.71 and 702,784.02 is: 969,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,743.85 : 1,760,525.71 = 702,784.02 : x
  2. Step 2: Convert to fraction form
    1,275,743.85/1,760,525.71 = 702,784.02/x
  3. Step 3: Cross multiply
    1,275,743.85x = 1,760,525.71 × 702,784.02
  4. Step 4: Simplify right side
    1,275,743.85x = 1,237,269,337,657.27
  5. Step 5: Solve for x
    x = 1,237,269,337,657.27/1,275,743.85
  6. Step 6: Final answer
    x = 969,841.51

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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.