Home / 3,615,848.93-4,989,932.77-1,984,408.09

Finding the Fourth Proportional to 3,615,848.93, 4,989,932.77 and 1,984,408.09

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Solution

The fourth proportional to 3,615,848.93, 4,989,932.77 and 1,984,408.09 is: 2,738,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,848.93 : 4,989,932.77 = 1,984,408.09 : x
  2. Step 2: Convert to fraction form
    3,615,848.93/4,989,932.77 = 1,984,408.09/x
  3. Step 3: Cross multiply
    3,615,848.93x = 4,989,932.77 × 1,984,408.09
  4. Step 4: Simplify right side
    3,615,848.93x = 9,902,062,957,344.11
  5. Step 5: Solve for x
    x = 9,902,062,957,344.11/3,615,848.93
  6. Step 6: Final answer
    x = 2,738,516.78

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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.