Home / 1,275,324.16-1,760,138.68-968,896.30

Finding the Fourth Proportional to 1,275,324.16, 1,760,138.68 and 968,896.30

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Solution

The fourth proportional to 1,275,324.16, 1,760,138.68 and 968,896.30 is: 1,337,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,324.16 : 1,760,138.68 = 968,896.30 : x
  2. Step 2: Convert to fraction form
    1,275,324.16/1,760,138.68 = 968,896.30/x
  3. Step 3: Cross multiply
    1,275,324.16x = 1,760,138.68 × 968,896.30
  4. Step 4: Simplify right side
    1,275,324.16x = 1,705,391,849,694.40
  5. Step 5: Solve for x
    x = 1,705,391,849,694.40/1,275,324.16
  6. Step 6: Final answer
    x = 1,337,222.26

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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.