Home / 3,718,350-5,131,323.08-2,108,718

Finding the Fourth Proportional to 3,718,350, 5,131,323.08 and 2,108,718

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Solution

The fourth proportional to 3,718,350, 5,131,323.08 and 2,108,718 is: 2,910,030.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,350 : 5,131,323.08 = 2,108,718 : x
  2. Step 2: Convert to fraction form
    3,718,350/5,131,323.08 = 2,108,718/x
  3. Step 3: Cross multiply
    3,718,350x = 5,131,323.08 × 2,108,718
  4. Step 4: Simplify right side
    3,718,350x = 10,820,513,342,611.44
  5. Step 5: Solve for x
    x = 10,820,513,342,611.44/3,718,350
  6. Step 6: Final answer
    x = 2,910,030.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.