Home / 1,391,082.23-2,083,906.58-958,723.13

Finding the Fourth Proportional to 1,391,082.23, 2,083,906.58 and 958,723.13

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Solution

The fourth proportional to 1,391,082.23, 2,083,906.58 and 958,723.13 is: 1,436,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,082.23 : 2,083,906.58 = 958,723.13 : x
  2. Step 2: Convert to fraction form
    1,391,082.23/2,083,906.58 = 958,723.13/x
  3. Step 3: Cross multiply
    1,391,082.23x = 2,083,906.58 × 958,723.13
  4. Step 4: Simplify right side
    1,391,082.23x = 1,997,889,446,611.77
  5. Step 5: Solve for x
    x = 1,997,889,446,611.77/1,391,082.23
  6. Step 6: Final answer
    x = 1,436,212.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.