Home / 1,219,189.92-1,682,322.66-702,963.24

Finding the Fourth Proportional to 1,219,189.92, 1,682,322.66 and 702,963.24

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Solution

The fourth proportional to 1,219,189.92, 1,682,322.66 and 702,963.24 is: 969,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,189.92 : 1,682,322.66 = 702,963.24 : x
  2. Step 2: Convert to fraction form
    1,219,189.92/1,682,322.66 = 702,963.24/x
  3. Step 3: Cross multiply
    1,219,189.92x = 1,682,322.66 × 702,963.24
  4. Step 4: Simplify right side
    1,219,189.92x = 1,182,610,987,799.02
  5. Step 5: Solve for x
    x = 1,182,610,987,799.02/1,219,189.92
  6. Step 6: Final answer
    x = 969,997.35

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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.