Home / 1,247,993.32-1,722,082.66-704,097.36

Finding the Fourth Proportional to 1,247,993.32, 1,722,082.66 and 704,097.36

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Solution

The fourth proportional to 1,247,993.32, 1,722,082.66 and 704,097.36 is: 971,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,993.32 : 1,722,082.66 = 704,097.36 : x
  2. Step 2: Convert to fraction form
    1,247,993.32/1,722,082.66 = 704,097.36/x
  3. Step 3: Cross multiply
    1,247,993.32x = 1,722,082.66 × 704,097.36
  4. Step 4: Simplify right side
    1,247,993.32x = 1,212,513,854,607.78
  5. Step 5: Solve for x
    x = 1,212,513,854,607.78/1,247,993.32
  6. Step 6: Final answer
    x = 971,570.79

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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.