Home / 3,108,758.86-4,663,767-1,311,646.24

Finding the Fourth Proportional to 3,108,758.86, 4,663,767 and 1,311,646.24

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Solution

The fourth proportional to 3,108,758.86, 4,663,767 and 1,311,646.24 is: 1,967,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,758.86 : 4,663,767 = 1,311,646.24 : x
  2. Step 2: Convert to fraction form
    3,108,758.86/4,663,767 = 1,311,646.24/x
  3. Step 3: Cross multiply
    3,108,758.86x = 4,663,767 × 1,311,646.24
  4. Step 4: Simplify right side
    3,108,758.86x = 6,117,212,449,786.08
  5. Step 5: Solve for x
    x = 6,117,212,449,786.08/3,108,758.86
  6. Step 6: Final answer
    x = 1,967,734.63

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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.