Home / 3,456,276.40-5,184,414.60-2,195,009.20

Finding the Fourth Proportional to 3,456,276.40, 5,184,414.60 and 2,195,009.20

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Solution

The fourth proportional to 3,456,276.40, 5,184,414.60 and 2,195,009.20 is: 3,292,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,276.40 : 5,184,414.60 = 2,195,009.20 : x
  2. Step 2: Convert to fraction form
    3,456,276.40/5,184,414.60 = 2,195,009.20/x
  3. Step 3: Cross multiply
    3,456,276.40x = 5,184,414.60 × 2,195,009.20
  4. Step 4: Simplify right side
    3,456,276.40x = 11,379,837,743,614.32
  5. Step 5: Solve for x
    x = 11,379,837,743,614.32/3,456,276.40
  6. Step 6: Final answer
    x = 3,292,513.80

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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.