Home / 2,589,968.90-3,884,290.66-767,907.79

Finding the Fourth Proportional to 2,589,968.90, 3,884,290.66 and 767,907.79

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Solution

The fourth proportional to 2,589,968.90, 3,884,290.66 and 767,907.79 is: 1,151,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,968.90 : 3,884,290.66 = 767,907.79 : x
  2. Step 2: Convert to fraction form
    2,589,968.90/3,884,290.66 = 767,907.79/x
  3. Step 3: Cross multiply
    2,589,968.90x = 3,884,290.66 × 767,907.79
  4. Step 4: Simplify right side
    2,589,968.90x = 2,982,777,056,438.24
  5. Step 5: Solve for x
    x = 2,982,777,056,438.24/2,589,968.90
  6. Step 6: Final answer
    x = 1,151,665.20

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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.