Home / 2,661,384.60-3,992,076.90-1,244,208.60

Finding the Fourth Proportional to 2,661,384.60, 3,992,076.90 and 1,244,208.60

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Solution

The fourth proportional to 2,661,384.60, 3,992,076.90 and 1,244,208.60 is: 1,866,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,384.60 : 3,992,076.90 = 1,244,208.60 : x
  2. Step 2: Convert to fraction form
    2,661,384.60/3,992,076.90 = 1,244,208.60/x
  3. Step 3: Cross multiply
    2,661,384.60x = 3,992,076.90 × 1,244,208.60
  4. Step 4: Simplify right side
    2,661,384.60x = 4,966,976,410,841.34
  5. Step 5: Solve for x
    x = 4,966,976,410,841.34/2,661,384.60
  6. Step 6: Final answer
    x = 1,866,312.90

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Similar ratio
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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.