Home / 1,103,250.14-1,522,345.92-644,257.16

Finding the Fourth Proportional to 1,103,250.14, 1,522,345.92 and 644,257.16

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Solution

The fourth proportional to 1,103,250.14, 1,522,345.92 and 644,257.16 is: 888,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,250.14 : 1,522,345.92 = 644,257.16 : x
  2. Step 2: Convert to fraction form
    1,103,250.14/1,522,345.92 = 644,257.16/x
  3. Step 3: Cross multiply
    1,103,250.14x = 1,522,345.92 × 644,257.16
  4. Step 4: Simplify right side
    1,103,250.14x = 980,782,258,956.79
  5. Step 5: Solve for x
    x = 980,782,258,956.79/1,103,250.14
  6. Step 6: Final answer
    x = 888,993.55

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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.