Home / 1,871,692.80-2,807,539.20-1,635,496.80

Finding the Fourth Proportional to 1,871,692.80, 2,807,539.20 and 1,635,496.80

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Solution

The fourth proportional to 1,871,692.80, 2,807,539.20 and 1,635,496.80 is: 2,453,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,692.80 : 2,807,539.20 = 1,635,496.80 : x
  2. Step 2: Convert to fraction form
    1,871,692.80/2,807,539.20 = 1,635,496.80/x
  3. Step 3: Cross multiply
    1,871,692.80x = 2,807,539.20 × 1,635,496.80
  4. Step 4: Simplify right side
    1,871,692.80x = 4,591,721,377,474.56
  5. Step 5: Solve for x
    x = 4,591,721,377,474.56/1,871,692.80
  6. Step 6: Final answer
    x = 2,453,245.20

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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.