Home / 2,081,877.92-3,119,249.32-1,397,483.60

Finding the Fourth Proportional to 2,081,877.92, 3,119,249.32 and 1,397,483.60

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Solution

The fourth proportional to 2,081,877.92, 3,119,249.32 and 1,397,483.60 is: 2,093,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,877.92 : 3,119,249.32 = 1,397,483.60 : x
  2. Step 2: Convert to fraction form
    2,081,877.92/3,119,249.32 = 1,397,483.60/x
  3. Step 3: Cross multiply
    2,081,877.92x = 3,119,249.32 × 1,397,483.60
  4. Step 4: Simplify right side
    2,081,877.92x = 4,359,099,769,011.15
  5. Step 5: Solve for x
    x = 4,359,099,769,011.15/2,081,877.92
  6. Step 6: Final answer
    x = 2,093,830.64

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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.