Home / 2,298,190.72-3,420,156.03-2,221,565.08

Finding the Fourth Proportional to 2,298,190.72, 3,420,156.03 and 2,221,565.08

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Solution

The fourth proportional to 2,298,190.72, 3,420,156.03 and 2,221,565.08 is: 3,306,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,190.72 : 3,420,156.03 = 2,221,565.08 : x
  2. Step 2: Convert to fraction form
    2,298,190.72/3,420,156.03 = 2,221,565.08/x
  3. Step 3: Cross multiply
    2,298,190.72x = 3,420,156.03 × 2,221,565.08
  4. Step 4: Simplify right side
    2,298,190.72x = 7,598,099,204,399.43
  5. Step 5: Solve for x
    x = 7,598,099,204,399.43/2,298,190.72
  6. Step 6: Final answer
    x = 3,306,122.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.