Home / 1,816,230.96-2,505,832.83-1,031,168.43

Finding the Fourth Proportional to 1,816,230.96, 2,505,832.83 and 1,031,168.43

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Solution

The fourth proportional to 1,816,230.96, 2,505,832.83 and 1,031,168.43 is: 1,422,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,230.96 : 2,505,832.83 = 1,031,168.43 : x
  2. Step 2: Convert to fraction form
    1,816,230.96/2,505,832.83 = 1,031,168.43/x
  3. Step 3: Cross multiply
    1,816,230.96x = 2,505,832.83 × 1,031,168.43
  4. Step 4: Simplify right side
    1,816,230.96x = 2,583,935,705,153.56
  5. Step 5: Solve for x
    x = 2,583,935,705,153.56/1,816,230.96
  6. Step 6: Final answer
    x = 1,422,691.15

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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.