Home / 3,408,902.36-5,114,165.46-1,279,004.93

Finding the Fourth Proportional to 3,408,902.36, 5,114,165.46 and 1,279,004.93

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Solution

The fourth proportional to 3,408,902.36, 5,114,165.46 and 1,279,004.93 is: 1,918,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,902.36 : 5,114,165.46 = 1,279,004.93 : x
  2. Step 2: Convert to fraction form
    3,408,902.36/5,114,165.46 = 1,279,004.93/x
  3. Step 3: Cross multiply
    3,408,902.36x = 5,114,165.46 × 1,279,004.93
  4. Step 4: Simplify right side
    3,408,902.36x = 6,541,042,817,797.56
  5. Step 5: Solve for x
    x = 6,541,042,817,797.56/3,408,902.36
  6. Step 6: Final answer
    x = 1,918,812.02

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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.