Home / 1,674,540.06-2,508,640.65-989,377.86

Finding the Fourth Proportional to 1,674,540.06, 2,508,640.65 and 989,377.86

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Solution

The fourth proportional to 1,674,540.06, 2,508,640.65 and 989,377.86 is: 1,482,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,540.06 : 2,508,640.65 = 989,377.86 : x
  2. Step 2: Convert to fraction form
    1,674,540.06/2,508,640.65 = 989,377.86/x
  3. Step 3: Cross multiply
    1,674,540.06x = 2,508,640.65 × 989,377.86
  4. Step 4: Simplify right side
    1,674,540.06x = 2,481,993,517,806.01
  5. Step 5: Solve for x
    x = 2,481,993,517,806.01/1,674,540.06
  6. Step 6: Final answer
    x = 1,482,194.17

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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.