Home / 2,144,125.06-3,209,276.55-1,183,069.78

Finding the Fourth Proportional to 2,144,125.06, 3,209,276.55 and 1,183,069.78

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Solution

The fourth proportional to 2,144,125.06, 3,209,276.55 and 1,183,069.78 is: 1,770,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,125.06 : 3,209,276.55 = 1,183,069.78 : x
  2. Step 2: Convert to fraction form
    2,144,125.06/3,209,276.55 = 1,183,069.78/x
  3. Step 3: Cross multiply
    2,144,125.06x = 3,209,276.55 × 1,183,069.78
  4. Step 4: Simplify right side
    2,144,125.06x = 3,796,798,101,967.66
  5. Step 5: Solve for x
    x = 3,796,798,101,967.66/2,144,125.06
  6. Step 6: Final answer
    x = 1,770,791.35

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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.