Home / 1,191,956.87-1,644,888.92-648,092.70

Finding the Fourth Proportional to 1,191,956.87, 1,644,888.92 and 648,092.70

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Solution

The fourth proportional to 1,191,956.87, 1,644,888.92 and 648,092.70 is: 894,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,956.87 : 1,644,888.92 = 648,092.70 : x
  2. Step 2: Convert to fraction form
    1,191,956.87/1,644,888.92 = 648,092.70/x
  3. Step 3: Cross multiply
    1,191,956.87x = 1,644,888.92 × 648,092.70
  4. Step 4: Simplify right side
    1,191,956.87x = 1,066,040,498,122.42
  5. Step 5: Solve for x
    x = 1,066,040,498,122.42/1,191,956.87
  6. Step 6: Final answer
    x = 894,361.64

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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.