Home / 972,178.05-1,456,298.78-550,961.85

Finding the Fourth Proportional to 972,178.05, 1,456,298.78 and 550,961.85

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Solution

The fourth proportional to 972,178.05, 1,456,298.78 and 550,961.85 is: 825,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,178.05 : 1,456,298.78 = 550,961.85 : x
  2. Step 2: Convert to fraction form
    972,178.05/1,456,298.78 = 550,961.85/x
  3. Step 3: Cross multiply
    972,178.05x = 1,456,298.78 × 550,961.85
  4. Step 4: Simplify right side
    972,178.05x = 802,365,067,226.73
  5. Step 5: Solve for x
    x = 802,365,067,226.73/972,178.05
  6. Step 6: Final answer
    x = 825,327.28

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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.