Home / 4,151,811.80-6,227,717.70-1,912,323.80

Finding the Fourth Proportional to 4,151,811.80, 6,227,717.70 and 1,912,323.80

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Solution

The fourth proportional to 4,151,811.80, 6,227,717.70 and 1,912,323.80 is: 2,868,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,811.80 : 6,227,717.70 = 1,912,323.80 : x
  2. Step 2: Convert to fraction form
    4,151,811.80/6,227,717.70 = 1,912,323.80/x
  3. Step 3: Cross multiply
    4,151,811.80x = 6,227,717.70 × 1,912,323.80
  4. Step 4: Simplify right side
    4,151,811.80x = 11,909,412,777,391.26
  5. Step 5: Solve for x
    x = 11,909,412,777,391.26/4,151,811.80
  6. Step 6: Final answer
    x = 2,868,485.70

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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.