Home / 2,097,751.20-3,146,626.80-1,255,869.60

Finding the Fourth Proportional to 2,097,751.20, 3,146,626.80 and 1,255,869.60

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Solution

The fourth proportional to 2,097,751.20, 3,146,626.80 and 1,255,869.60 is: 1,883,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,751.20 : 3,146,626.80 = 1,255,869.60 : x
  2. Step 2: Convert to fraction form
    2,097,751.20/3,146,626.80 = 1,255,869.60/x
  3. Step 3: Cross multiply
    2,097,751.20x = 3,146,626.80 × 1,255,869.60
  4. Step 4: Simplify right side
    2,097,751.20x = 3,951,752,940,665.28
  5. Step 5: Solve for x
    x = 3,951,752,940,665.28/2,097,751.20
  6. Step 6: Final answer
    x = 1,883,804.40

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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.