Home / 3,483,218.40-5,217,829.20-2,419,461.60

Finding the Fourth Proportional to 3,483,218.40, 5,217,829.20 and 2,419,461.60

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Solution

The fourth proportional to 3,483,218.40, 5,217,829.20 and 2,419,461.60 is: 3,624,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483,218.40 : 5,217,829.20 = 2,419,461.60 : x
  2. Step 2: Convert to fraction form
    3,483,218.40/5,217,829.20 = 2,419,461.60/x
  3. Step 3: Cross multiply
    3,483,218.40x = 5,217,829.20 × 2,419,461.60
  4. Step 4: Simplify right side
    3,483,218.40x = 12,624,337,384,758.72
  5. Step 5: Solve for x
    x = 12,624,337,384,758.72/3,483,218.40
  6. Step 6: Final answer
    x = 3,624,331.27

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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.