Home / 1,772,781.78-2,660,003.06-873,733.42

Finding the Fourth Proportional to 1,772,781.78, 2,660,003.06 and 873,733.42

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Solution

The fourth proportional to 1,772,781.78, 2,660,003.06 and 873,733.42 is: 1,311,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,781.78 : 2,660,003.06 = 873,733.42 : x
  2. Step 2: Convert to fraction form
    1,772,781.78/2,660,003.06 = 873,733.42/x
  3. Step 3: Cross multiply
    1,772,781.78x = 2,660,003.06 × 873,733.42
  4. Step 4: Simplify right side
    1,772,781.78x = 2,324,133,570,824.27
  5. Step 5: Solve for x
    x = 2,324,133,570,824.27/1,772,781.78
  6. Step 6: Final answer
    x = 1,311,009.40

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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.