Home / 3,830,912.80-5,745,562.80-1,935,872.80

Finding the Fourth Proportional to 3,830,912.80, 5,745,562.80 and 1,935,872.80

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Solution

The fourth proportional to 3,830,912.80, 5,745,562.80 and 1,935,872.80 is: 2,903,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,912.80 : 5,745,562.80 = 1,935,872.80 : x
  2. Step 2: Convert to fraction form
    3,830,912.80/5,745,562.80 = 1,935,872.80/x
  3. Step 3: Cross multiply
    3,830,912.80x = 5,745,562.80 × 1,935,872.80
  4. Step 4: Simplify right side
    3,830,912.80x = 11,122,678,745,211.84
  5. Step 5: Solve for x
    x = 11,122,678,745,211.84/3,830,912.80
  6. Step 6: Final answer
    x = 2,903,401.70

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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.