Home / 3,620,086.40-4,995,177.77-2,071,102.05

Finding the Fourth Proportional to 3,620,086.40, 4,995,177.77 and 2,071,102.05

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Solution

The fourth proportional to 3,620,086.40, 4,995,177.77 and 2,071,102.05 is: 2,857,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,086.40 : 4,995,177.77 = 2,071,102.05 : x
  2. Step 2: Convert to fraction form
    3,620,086.40/4,995,177.77 = 2,071,102.05/x
  3. Step 3: Cross multiply
    3,620,086.40x = 4,995,177.77 × 2,071,102.05
  4. Step 4: Simplify right side
    3,620,086.40x = 10,345,522,909,205.92
  5. Step 5: Solve for x
    x = 10,345,522,909,205.92/3,620,086.40
  6. Step 6: Final answer
    x = 2,857,811.05

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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.