Home / 3,616,423.70-5,416,762.35-2,193,998.90

Finding the Fourth Proportional to 3,616,423.70, 5,416,762.35 and 2,193,998.90

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Solution

The fourth proportional to 3,616,423.70, 5,416,762.35 and 2,193,998.90 is: 3,286,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,423.70 : 5,416,762.35 = 2,193,998.90 : x
  2. Step 2: Convert to fraction form
    3,616,423.70/5,416,762.35 = 2,193,998.90/x
  3. Step 3: Cross multiply
    3,616,423.70x = 5,416,762.35 × 2,193,998.90
  4. Step 4: Simplify right side
    3,616,423.70x = 11,884,370,637,461.41
  5. Step 5: Solve for x
    x = 11,884,370,637,461.41/3,616,423.70
  6. Step 6: Final answer
    x = 3,286,221.87

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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.