Home / 5,206,812.21-7,815,255.89-2,513,033.73

Finding the Fourth Proportional to 5,206,812.21, 7,815,255.89 and 2,513,033.73

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Solution

The fourth proportional to 5,206,812.21, 7,815,255.89 and 2,513,033.73 is: 3,771,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206,812.21 : 7,815,255.89 = 2,513,033.73 : x
  2. Step 2: Convert to fraction form
    5,206,812.21/7,815,255.89 = 2,513,033.73/x
  3. Step 3: Cross multiply
    5,206,812.21x = 7,815,255.89 × 2,513,033.73
  4. Step 4: Simplify right side
    5,206,812.21x = 19,640,001,660,151.17
  5. Step 5: Solve for x
    x = 19,640,001,660,151.17/5,206,812.21
  6. Step 6: Final answer
    x = 3,771,981.95

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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.