Home / 1,251,184.62-1,728,069.48-823,374.48

Finding the Fourth Proportional to 1,251,184.62, 1,728,069.48 and 823,374.48

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Solution

The fourth proportional to 1,251,184.62, 1,728,069.48 and 823,374.48 is: 1,137,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,184.62 : 1,728,069.48 = 823,374.48 : x
  2. Step 2: Convert to fraction form
    1,251,184.62/1,728,069.48 = 823,374.48/x
  3. Step 3: Cross multiply
    1,251,184.62x = 1,728,069.48 × 823,374.48
  4. Step 4: Simplify right side
    1,251,184.62x = 1,422,848,309,498.87
  5. Step 5: Solve for x
    x = 1,422,848,309,498.87/1,251,184.62
  6. Step 6: Final answer
    x = 1,137,200.93

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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.