Home / 2,311,344.18-3,187,697.85-1,393,372.17

Finding the Fourth Proportional to 2,311,344.18, 3,187,697.85 and 1,393,372.17

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Solution

The fourth proportional to 2,311,344.18, 3,187,697.85 and 1,393,372.17 is: 1,921,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,344.18 : 3,187,697.85 = 1,393,372.17 : x
  2. Step 2: Convert to fraction form
    2,311,344.18/3,187,697.85 = 1,393,372.17/x
  3. Step 3: Cross multiply
    2,311,344.18x = 3,187,697.85 × 1,393,372.17
  4. Step 4: Simplify right side
    2,311,344.18x = 4,441,649,470,558.83
  5. Step 5: Solve for x
    x = 4,441,649,470,558.83/2,311,344.18
  6. Step 6: Final answer
    x = 1,921,673.76

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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.