Home / 2,680,548.60-4,020,822.90-2,149,107.60

Finding the Fourth Proportional to 2,680,548.60, 4,020,822.90 and 2,149,107.60

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Solution

The fourth proportional to 2,680,548.60, 4,020,822.90 and 2,149,107.60 is: 3,223,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,548.60 : 4,020,822.90 = 2,149,107.60 : x
  2. Step 2: Convert to fraction form
    2,680,548.60/4,020,822.90 = 2,149,107.60/x
  3. Step 3: Cross multiply
    2,680,548.60x = 4,020,822.90 × 2,149,107.60
  4. Step 4: Simplify right side
    2,680,548.60x = 8,641,181,052,644.04
  5. Step 5: Solve for x
    x = 8,641,181,052,644.04/2,680,548.60
  6. Step 6: Final answer
    x = 3,223,661.40

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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.