Home / 1,145,667.54-1,718,279.88-1,088,767.26

Finding the Fourth Proportional to 1,145,667.54, 1,718,279.88 and 1,088,767.26

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Solution

The fourth proportional to 1,145,667.54, 1,718,279.88 and 1,088,767.26 is: 1,632,940.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,667.54 : 1,718,279.88 = 1,088,767.26 : x
  2. Step 2: Convert to fraction form
    1,145,667.54/1,718,279.88 = 1,088,767.26/x
  3. Step 3: Cross multiply
    1,145,667.54x = 1,718,279.88 × 1,088,767.26
  4. Step 4: Simplify right side
    1,145,667.54x = 1,870,806,876,860.73
  5. Step 5: Solve for x
    x = 1,870,806,876,860.73/1,145,667.54
  6. Step 6: Final answer
    x = 1,632,940.46

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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.