Home / 1,941,621.12-2,678,843.34-1,125,662.00

Finding the Fourth Proportional to 1,941,621.12, 2,678,843.34 and 1,125,662.00

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Solution

The fourth proportional to 1,941,621.12, 2,678,843.34 and 1,125,662.00 is: 1,553,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,621.12 : 2,678,843.34 = 1,125,662.00 : x
  2. Step 2: Convert to fraction form
    1,941,621.12/2,678,843.34 = 1,125,662.00/x
  3. Step 3: Cross multiply
    1,941,621.12x = 2,678,843.34 × 1,125,662.00
  4. Step 4: Simplify right side
    1,941,621.12x = 3,015,472,138,396.86
  5. Step 5: Solve for x
    x = 3,015,472,138,396.86/1,941,621.12
  6. Step 6: Final answer
    x = 1,553,069.29

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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.