Home / 3,407,865.60-5,115,945.60-1,724,102.40

Finding the Fourth Proportional to 3,407,865.60, 5,115,945.60 and 1,724,102.40

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Solution

The fourth proportional to 3,407,865.60, 5,115,945.60 and 1,724,102.40 is: 2,588,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,865.60 : 5,115,945.60 = 1,724,102.40 : x
  2. Step 2: Convert to fraction form
    3,407,865.60/5,115,945.60 = 1,724,102.40/x
  3. Step 3: Cross multiply
    3,407,865.60x = 5,115,945.60 × 1,724,102.40
  4. Step 4: Simplify right side
    3,407,865.60x = 8,820,414,087,229.44
  5. Step 5: Solve for x
    x = 8,820,414,087,229.44/3,407,865.60
  6. Step 6: Final answer
    x = 2,588,251.75

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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.