Home / 1,942,003.92-2,680,281.09-1,168,416.66

Finding the Fourth Proportional to 1,942,003.92, 2,680,281.09 and 1,168,416.66

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Solution

The fourth proportional to 1,942,003.92, 2,680,281.09 and 1,168,416.66 is: 1,612,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,003.92 : 2,680,281.09 = 1,168,416.66 : x
  2. Step 2: Convert to fraction form
    1,942,003.92/2,680,281.09 = 1,168,416.66/x
  3. Step 3: Cross multiply
    1,942,003.92x = 2,680,281.09 × 1,168,416.66
  4. Step 4: Simplify right side
    1,942,003.92x = 3,131,685,079,038.96
  5. Step 5: Solve for x
    x = 3,131,685,079,038.96/1,942,003.92
  6. Step 6: Final answer
    x = 1,612,604.92

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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.