Home / 3,888,111.20-5,824,293.60-2,203,246.40

Finding the Fourth Proportional to 3,888,111.20, 5,824,293.60 and 2,203,246.40

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Solution

The fourth proportional to 3,888,111.20, 5,824,293.60 and 2,203,246.40 is: 3,300,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,111.20 : 5,824,293.60 = 2,203,246.40 : x
  2. Step 2: Convert to fraction form
    3,888,111.20/5,824,293.60 = 2,203,246.40/x
  3. Step 3: Cross multiply
    3,888,111.20x = 5,824,293.60 × 2,203,246.40
  4. Step 4: Simplify right side
    3,888,111.20x = 12,832,353,906,743.04
  5. Step 5: Solve for x
    x = 12,832,353,906,743.04/3,888,111.20
  6. Step 6: Final answer
    x = 3,300,408.15

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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.