Home / 1,275,867.48-1,760,693.06-702,902.68

Finding the Fourth Proportional to 1,275,867.48, 1,760,693.06 and 702,902.68

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Solution

The fourth proportional to 1,275,867.48, 1,760,693.06 and 702,902.68 is: 970,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,867.48 : 1,760,693.06 = 702,902.68 : x
  2. Step 2: Convert to fraction form
    1,275,867.48/1,760,693.06 = 702,902.68/x
  3. Step 3: Cross multiply
    1,275,867.48x = 1,760,693.06 × 702,902.68
  4. Step 4: Simplify right side
    1,275,867.48x = 1,237,595,870,531.40
  5. Step 5: Solve for x
    x = 1,237,595,870,531.40/1,275,867.48
  6. Step 6: Final answer
    x = 970,003.46

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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.