Home / 3,892,189.21-5,370,913.53-2,260,330.00

Finding the Fourth Proportional to 3,892,189.21, 5,370,913.53 and 2,260,330.00

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Solution

The fourth proportional to 3,892,189.21, 5,370,913.53 and 2,260,330.00 is: 3,119,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,189.21 : 5,370,913.53 = 2,260,330.00 : x
  2. Step 2: Convert to fraction form
    3,892,189.21/5,370,913.53 = 2,260,330.00/x
  3. Step 3: Cross multiply
    3,892,189.21x = 5,370,913.53 × 2,260,330.00
  4. Step 4: Simplify right side
    3,892,189.21x = 12,140,036,965,837.62
  5. Step 5: Solve for x
    x = 12,140,036,965,837.62/3,892,189.21
  6. Step 6: Final answer
    x = 3,119,076.78

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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.