Home / 3,915,665.10-5,404,611.06-2,675,777.58

Finding the Fourth Proportional to 3,915,665.10, 5,404,611.06 and 2,675,777.58

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Solution

The fourth proportional to 3,915,665.10, 5,404,611.06 and 2,675,777.58 is: 3,693,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,665.10 : 5,404,611.06 = 2,675,777.58 : x
  2. Step 2: Convert to fraction form
    3,915,665.10/5,404,611.06 = 2,675,777.58/x
  3. Step 3: Cross multiply
    3,915,665.10x = 5,404,611.06 × 2,675,777.58
  4. Step 4: Simplify right side
    3,915,665.10x = 14,461,537,102,968.03
  5. Step 5: Solve for x
    x = 14,461,537,102,968.03/3,915,665.10
  6. Step 6: Final answer
    x = 3,693,251.78

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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.