Home / 3,954,081.72-5,924,352.60-2,158,225.86

Finding the Fourth Proportional to 3,954,081.72, 5,924,352.60 and 2,158,225.86

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Solution

The fourth proportional to 3,954,081.72, 5,924,352.60 and 2,158,225.86 is: 3,233,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,081.72 : 5,924,352.60 = 2,158,225.86 : x
  2. Step 2: Convert to fraction form
    3,954,081.72/5,924,352.60 = 2,158,225.86/x
  3. Step 3: Cross multiply
    3,954,081.72x = 5,924,352.60 × 2,158,225.86
  4. Step 4: Simplify right side
    3,954,081.72x = 12,786,090,985,078.23
  5. Step 5: Solve for x
    x = 12,786,090,985,078.23/3,954,081.72
  6. Step 6: Final answer
    x = 3,233,643.58

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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.