Home / 1,327,471.92-1,831,907.88-723,859.92

Finding the Fourth Proportional to 1,327,471.92, 1,831,907.88 and 723,859.92

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Solution

The fourth proportional to 1,327,471.92, 1,831,907.88 and 723,859.92 is: 998,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,471.92 : 1,831,907.88 = 723,859.92 : x
  2. Step 2: Convert to fraction form
    1,327,471.92/1,831,907.88 = 723,859.92/x
  3. Step 3: Cross multiply
    1,327,471.92x = 1,831,907.88 × 723,859.92
  4. Step 4: Simplify right side
    1,327,471.92x = 1,326,044,691,464.17
  5. Step 5: Solve for x
    x = 1,326,044,691,464.17/1,327,471.92
  6. Step 6: Final answer
    x = 998,924.85

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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.