Home / 3,261,381.48-4,500,821.70-1,811,099.88

Finding the Fourth Proportional to 3,261,381.48, 4,500,821.70 and 1,811,099.88

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Solution

The fourth proportional to 3,261,381.48, 4,500,821.70 and 1,811,099.88 is: 2,499,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,381.48 : 4,500,821.70 = 1,811,099.88 : x
  2. Step 2: Convert to fraction form
    3,261,381.48/4,500,821.70 = 1,811,099.88/x
  3. Step 3: Cross multiply
    3,261,381.48x = 4,500,821.70 × 1,811,099.88
  4. Step 4: Simplify right side
    3,261,381.48x = 8,151,437,640,771.40
  5. Step 5: Solve for x
    x = 8,151,437,640,771.40/3,261,381.48
  6. Step 6: Final answer
    x = 2,499,381.84

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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.