Home / 3,389,604.18-5,084,404.65-865,258.62

Finding the Fourth Proportional to 3,389,604.18, 5,084,404.65 and 865,258.62

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Solution

The fourth proportional to 3,389,604.18, 5,084,404.65 and 865,258.62 is: 1,297,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,604.18 : 5,084,404.65 = 865,258.62 : x
  2. Step 2: Convert to fraction form
    3,389,604.18/5,084,404.65 = 865,258.62/x
  3. Step 3: Cross multiply
    3,389,604.18x = 5,084,404.65 × 865,258.62
  4. Step 4: Simplify right side
    3,389,604.18x = 4,399,324,950,980.58
  5. Step 5: Solve for x
    x = 4,399,324,950,980.58/3,389,604.18
  6. Step 6: Final answer
    x = 1,297,887.52

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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.