Home / 3,994,309.57-5,988,968.05-1,687,616.93

Finding the Fourth Proportional to 3,994,309.57, 5,988,968.05 and 1,687,616.93

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Solution

The fourth proportional to 3,994,309.57, 5,988,968.05 and 1,687,616.93 is: 2,530,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,309.57 : 5,988,968.05 = 1,687,616.93 : x
  2. Step 2: Convert to fraction form
    3,994,309.57/5,988,968.05 = 1,687,616.93/x
  3. Step 3: Cross multiply
    3,994,309.57x = 5,988,968.05 × 1,687,616.93
  4. Step 4: Simplify right side
    3,994,309.57x = 10,107,083,893,600.55
  5. Step 5: Solve for x
    x = 10,107,083,893,600.55/3,994,309.57
  6. Step 6: Final answer
    x = 2,530,370.70

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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.