Home / 1,413,173.18-2,119,441.28-402,272.73

Finding the Fourth Proportional to 1,413,173.18, 2,119,441.28 and 402,272.73

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Solution

The fourth proportional to 1,413,173.18, 2,119,441.28 and 402,272.73 is: 603,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,173.18 : 2,119,441.28 = 402,272.73 : x
  2. Step 2: Convert to fraction form
    1,413,173.18/2,119,441.28 = 402,272.73/x
  3. Step 3: Cross multiply
    1,413,173.18x = 2,119,441.28 × 402,272.73
  4. Step 4: Simplify right side
    1,413,173.18x = 852,593,419,183.09
  5. Step 5: Solve for x
    x = 852,593,419,183.09/1,413,173.18
  6. Step 6: Final answer
    x = 603,318.43

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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.