Home / 1,543,122.24-2,305,297.88-998,945.34

Finding the Fourth Proportional to 1,543,122.24, 2,305,297.88 and 998,945.34

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Solution

The fourth proportional to 1,543,122.24, 2,305,297.88 and 998,945.34 is: 1,492,342.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,122.24 : 2,305,297.88 = 998,945.34 : x
  2. Step 2: Convert to fraction form
    1,543,122.24/2,305,297.88 = 998,945.34/x
  3. Step 3: Cross multiply
    1,543,122.24x = 2,305,297.88 × 998,945.34
  4. Step 4: Simplify right side
    1,543,122.24x = 2,302,866,574,537.88
  5. Step 5: Solve for x
    x = 2,302,866,574,537.88/1,543,122.24
  6. Step 6: Final answer
    x = 1,492,342.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.