Home / 2,055,771.78-3,084,288.66-919,490.01

Finding the Fourth Proportional to 2,055,771.78, 3,084,288.66 and 919,490.01

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Solution

The fourth proportional to 2,055,771.78, 3,084,288.66 and 919,490.01 is: 1,379,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,771.78 : 3,084,288.66 = 919,490.01 : x
  2. Step 2: Convert to fraction form
    2,055,771.78/3,084,288.66 = 919,490.01/x
  3. Step 3: Cross multiply
    2,055,771.78x = 3,084,288.66 × 919,490.01
  4. Step 4: Simplify right side
    2,055,771.78x = 2,835,972,610,826.29
  5. Step 5: Solve for x
    x = 2,835,972,610,826.29/2,055,771.78
  6. Step 6: Final answer
    x = 1,379,517.24

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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.