Home / 1,275,296.93-1,759,898.09-702,324.80

Finding the Fourth Proportional to 1,275,296.93, 1,759,898.09 and 702,324.80

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Solution

The fourth proportional to 1,275,296.93, 1,759,898.09 and 702,324.80 is: 969,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,296.93 : 1,759,898.09 = 702,324.80 : x
  2. Step 2: Convert to fraction form
    1,275,296.93/1,759,898.09 = 702,324.80/x
  3. Step 3: Cross multiply
    1,275,296.93x = 1,759,898.09 × 702,324.80
  4. Step 4: Simplify right side
    1,275,296.93x = 1,236,020,067,035.95
  5. Step 5: Solve for x
    x = 1,236,020,067,035.95/1,275,296.93
  6. Step 6: Final answer
    x = 969,201.79

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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.