Home / 4,465,383.36-6,689,644.14-2,638,296.60

Finding the Fourth Proportional to 4,465,383.36, 6,689,644.14 and 2,638,296.60

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Solution

The fourth proportional to 4,465,383.36, 6,689,644.14 and 2,638,296.60 is: 3,952,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465,383.36 : 6,689,644.14 = 2,638,296.60 : x
  2. Step 2: Convert to fraction form
    4,465,383.36/6,689,644.14 = 2,638,296.60/x
  3. Step 3: Cross multiply
    4,465,383.36x = 6,689,644.14 × 2,638,296.60
  4. Step 4: Simplify right side
    4,465,383.36x = 17,649,265,389,771.92
  5. Step 5: Solve for x
    x = 17,649,265,389,771.92/4,465,383.36
  6. Step 6: Final answer
    x = 3,952,463.64

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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.