Home / 2,638,210.60-3,944,874.30-1,966,364.20

Finding the Fourth Proportional to 2,638,210.60, 3,944,874.30 and 1,966,364.20

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Solution

The fourth proportional to 2,638,210.60, 3,944,874.30 and 1,966,364.20 is: 2,940,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,210.60 : 3,944,874.30 = 1,966,364.20 : x
  2. Step 2: Convert to fraction form
    2,638,210.60/3,944,874.30 = 1,966,364.20/x
  3. Step 3: Cross multiply
    2,638,210.60x = 3,944,874.30 × 1,966,364.20
  4. Step 4: Simplify right side
    2,638,210.60x = 7,757,059,597,020.06
  5. Step 5: Solve for x
    x = 7,757,059,597,020.06/2,638,210.60
  6. Step 6: Final answer
    x = 2,940,273.08

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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.