Home / 2,408,772.96-3,610,009.68-987,164.64

Finding the Fourth Proportional to 2,408,772.96, 3,610,009.68 and 987,164.64

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Solution

The fourth proportional to 2,408,772.96, 3,610,009.68 and 987,164.64 is: 1,479,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,772.96 : 3,610,009.68 = 987,164.64 : x
  2. Step 2: Convert to fraction form
    2,408,772.96/3,610,009.68 = 987,164.64/x
  3. Step 3: Cross multiply
    2,408,772.96x = 3,610,009.68 × 987,164.64
  4. Step 4: Simplify right side
    2,408,772.96x = 3,563,673,906,153.72
  5. Step 5: Solve for x
    x = 3,563,673,906,153.72/2,408,772.96
  6. Step 6: Final answer
    x = 1,479,456.12

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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.