Home / 2,184,992.46-3,015,291.46-1,218,103.36

Finding the Fourth Proportional to 2,184,992.46, 3,015,291.46 and 1,218,103.36

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Solution

The fourth proportional to 2,184,992.46, 3,015,291.46 and 1,218,103.36 is: 1,680,983.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,992.46 : 3,015,291.46 = 1,218,103.36 : x
  2. Step 2: Convert to fraction form
    2,184,992.46/3,015,291.46 = 1,218,103.36/x
  3. Step 3: Cross multiply
    2,184,992.46x = 3,015,291.46 × 1,218,103.36
  4. Step 4: Simplify right side
    2,184,992.46x = 3,672,936,658,805.31
  5. Step 5: Solve for x
    x = 3,672,936,658,805.31/2,184,992.46
  6. Step 6: Final answer
    x = 1,680,983.68

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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.