Home / 1,247,794.80-1,871,692.20-1,114,825.20

Finding the Fourth Proportional to 1,247,794.80, 1,871,692.20 and 1,114,825.20

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Solution

The fourth proportional to 1,247,794.80, 1,871,692.20 and 1,114,825.20 is: 1,672,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,794.80 : 1,871,692.20 = 1,114,825.20 : x
  2. Step 2: Convert to fraction form
    1,247,794.80/1,871,692.20 = 1,114,825.20/x
  3. Step 3: Cross multiply
    1,247,794.80x = 1,871,692.20 × 1,114,825.20
  4. Step 4: Simplify right side
    1,247,794.80x = 2,086,609,631,203.44
  5. Step 5: Solve for x
    x = 2,086,609,631,203.44/1,247,794.80
  6. Step 6: Final answer
    x = 1,672,237.80

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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.