Home / 2,039,692.20-3,059,975.70-619,891.80

Finding the Fourth Proportional to 2,039,692.20, 3,059,975.70 and 619,891.80

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Solution

The fourth proportional to 2,039,692.20, 3,059,975.70 and 619,891.80 is: 929,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,692.20 : 3,059,975.70 = 619,891.80 : x
  2. Step 2: Convert to fraction form
    2,039,692.20/3,059,975.70 = 619,891.80/x
  3. Step 3: Cross multiply
    2,039,692.20x = 3,059,975.70 × 619,891.80
  4. Step 4: Simplify right side
    2,039,692.20x = 1,896,853,844,629.26
  5. Step 5: Solve for x
    x = 1,896,853,844,629.26/2,039,692.20
  6. Step 6: Final answer
    x = 929,970.63

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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.