Home / 3,408,270.72-5,107,150.72-1,677,153.28

Finding the Fourth Proportional to 3,408,270.72, 5,107,150.72 and 1,677,153.28

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Solution

The fourth proportional to 3,408,270.72, 5,107,150.72 and 1,677,153.28 is: 2,513,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,270.72 : 5,107,150.72 = 1,677,153.28 : x
  2. Step 2: Convert to fraction form
    3,408,270.72/5,107,150.72 = 1,677,153.28/x
  3. Step 3: Cross multiply
    3,408,270.72x = 5,107,150.72 × 1,677,153.28
  4. Step 4: Simplify right side
    3,408,270.72x = 8,565,474,581,502.36
  5. Step 5: Solve for x
    x = 8,565,474,581,502.36/3,408,270.72
  6. Step 6: Final answer
    x = 2,513,143.84

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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.