Home / 3,368,416.70-5,055,796.20-1,772,125.40

Finding the Fourth Proportional to 3,368,416.70, 5,055,796.20 and 1,772,125.40

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Solution

The fourth proportional to 3,368,416.70, 5,055,796.20 and 1,772,125.40 is: 2,659,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,416.70 : 5,055,796.20 = 1,772,125.40 : x
  2. Step 2: Convert to fraction form
    3,368,416.70/5,055,796.20 = 1,772,125.40/x
  3. Step 3: Cross multiply
    3,368,416.70x = 5,055,796.20 × 1,772,125.40
  4. Step 4: Simplify right side
    3,368,416.70x = 8,959,504,863,243.48
  5. Step 5: Solve for x
    x = 8,959,504,863,243.48/3,368,416.70
  6. Step 6: Final answer
    x = 2,659,856.44

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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.