Home / 3,115,960.57-4,682,160.60-1,677,707.36

Finding the Fourth Proportional to 3,115,960.57, 4,682,160.60 and 1,677,707.36

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Solution

The fourth proportional to 3,115,960.57, 4,682,160.60 and 1,677,707.36 is: 2,520,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,960.57 : 4,682,160.60 = 1,677,707.36 : x
  2. Step 2: Convert to fraction form
    3,115,960.57/4,682,160.60 = 1,677,707.36/x
  3. Step 3: Cross multiply
    3,115,960.57x = 4,682,160.60 × 1,677,707.36
  4. Step 4: Simplify right side
    3,115,960.57x = 7,855,295,299,322.02
  5. Step 5: Solve for x
    x = 7,855,295,299,322.02/3,115,960.57
  6. Step 6: Final answer
    x = 2,520,986.75

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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.