Home / 2,141,020.60-3,205,310.10-2,078,812.60

Finding the Fourth Proportional to 2,141,020.60, 3,205,310.10 and 2,078,812.60

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Solution

The fourth proportional to 2,141,020.60, 3,205,310.10 and 2,078,812.60 is: 3,112,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,020.60 : 3,205,310.10 = 2,078,812.60 : x
  2. Step 2: Convert to fraction form
    2,141,020.60/3,205,310.10 = 2,078,812.60/x
  3. Step 3: Cross multiply
    2,141,020.60x = 3,205,310.10 × 2,078,812.60
  4. Step 4: Simplify right side
    2,141,020.60x = 6,663,239,022,787.26
  5. Step 5: Solve for x
    x = 6,663,239,022,787.26/2,141,020.60
  6. Step 6: Final answer
    x = 3,112,178.85

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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.