Home / 3,141,410.99-4,707,756.72-1,431,375.17

Finding the Fourth Proportional to 3,141,410.99, 4,707,756.72 and 1,431,375.17

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Solution

The fourth proportional to 3,141,410.99, 4,707,756.72 and 1,431,375.17 is: 2,145,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,410.99 : 4,707,756.72 = 1,431,375.17 : x
  2. Step 2: Convert to fraction form
    3,141,410.99/4,707,756.72 = 1,431,375.17/x
  3. Step 3: Cross multiply
    3,141,410.99x = 4,707,756.72 × 1,431,375.17
  4. Step 4: Simplify right side
    3,141,410.99x = 6,738,566,051,869.86
  5. Step 5: Solve for x
    x = 6,738,566,051,869.86/3,141,410.99
  6. Step 6: Final answer
    x = 2,145,076.24

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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.