Home / 2,184,348.27-3,014,414.61-1,217,539.86

Finding the Fourth Proportional to 2,184,348.27, 3,014,414.61 and 1,217,539.86

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Solution

The fourth proportional to 2,184,348.27, 3,014,414.61 and 1,217,539.86 is: 1,680,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,348.27 : 3,014,414.61 = 1,217,539.86 : x
  2. Step 2: Convert to fraction form
    2,184,348.27/3,014,414.61 = 1,217,539.86/x
  3. Step 3: Cross multiply
    2,184,348.27x = 3,014,414.61 × 1,217,539.86
  4. Step 4: Simplify right side
    2,184,348.27x = 3,670,169,942,241.36
  5. Step 5: Solve for x
    x = 3,670,169,942,241.36/2,184,348.27
  6. Step 6: Final answer
    x = 1,680,212.81

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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.