Home / 3,717,766.76-5,130,504.09-2,086,170.39

Finding the Fourth Proportional to 3,717,766.76, 5,130,504.09 and 2,086,170.39

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Solution

The fourth proportional to 3,717,766.76, 5,130,504.09 and 2,086,170.39 is: 2,878,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717,766.76 : 5,130,504.09 = 2,086,170.39 : x
  2. Step 2: Convert to fraction form
    3,717,766.76/5,130,504.09 = 2,086,170.39/x
  3. Step 3: Cross multiply
    3,717,766.76x = 5,130,504.09 × 2,086,170.39
  4. Step 4: Simplify right side
    3,717,766.76x = 10,703,105,718,331.89
  5. Step 5: Solve for x
    x = 10,703,105,718,331.89/3,717,766.76
  6. Step 6: Final answer
    x = 2,878,907.26

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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.