Home / 2,081,876.92-3,119,247.82-1,397,482.60

Finding the Fourth Proportional to 2,081,876.92, 3,119,247.82 and 1,397,482.60

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Solution

The fourth proportional to 2,081,876.92, 3,119,247.82 and 1,397,482.60 is: 2,093,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,876.92 : 3,119,247.82 = 1,397,482.60 : x
  2. Step 2: Convert to fraction form
    2,081,876.92/3,119,247.82 = 1,397,482.60/x
  3. Step 3: Cross multiply
    2,081,876.92x = 3,119,247.82 × 1,397,482.60
  4. Step 4: Simplify right side
    2,081,876.92x = 4,359,094,553,537.93
  5. Step 5: Solve for x
    x = 4,359,094,553,537.93/2,081,876.92
  6. Step 6: Final answer
    x = 2,093,829.14

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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.