Home / 1,686,540.20-2,327,428.53-922,593.76

Finding the Fourth Proportional to 1,686,540.20, 2,327,428.53 and 922,593.76

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Solution

The fourth proportional to 1,686,540.20, 2,327,428.53 and 922,593.76 is: 1,273,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,540.20 : 2,327,428.53 = 922,593.76 : x
  2. Step 2: Convert to fraction form
    1,686,540.20/2,327,428.53 = 922,593.76/x
  3. Step 3: Cross multiply
    1,686,540.20x = 2,327,428.53 × 922,593.76
  4. Step 4: Simplify right side
    1,686,540.20x = 2,147,271,026,986.83
  5. Step 5: Solve for x
    x = 2,147,271,026,986.83/1,686,540.20
  6. Step 6: Final answer
    x = 1,273,181.06

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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.