Home / 1,686,777.36-2,327,712.78-922,837.20

Finding the Fourth Proportional to 1,686,777.36, 2,327,712.78 and 922,837.20

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Solution

The fourth proportional to 1,686,777.36, 2,327,712.78 and 922,837.20 is: 1,273,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,777.36 : 2,327,712.78 = 922,837.20 : x
  2. Step 2: Convert to fraction form
    1,686,777.36/2,327,712.78 = 922,837.20/x
  3. Step 3: Cross multiply
    1,686,777.36x = 2,327,712.78 × 922,837.20
  4. Step 4: Simplify right side
    1,686,777.36x = 2,148,099,944,299.42
  5. Step 5: Solve for x
    x = 2,148,099,944,299.42/1,686,777.36
  6. Step 6: Final answer
    x = 1,273,493.46

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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.