Home / 3,821,179.68-5,729,692.68-1,897,871.40

Finding the Fourth Proportional to 3,821,179.68, 5,729,692.68 and 1,897,871.40

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Solution

The fourth proportional to 3,821,179.68, 5,729,692.68 and 1,897,871.40 is: 2,845,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,179.68 : 5,729,692.68 = 1,897,871.40 : x
  2. Step 2: Convert to fraction form
    3,821,179.68/5,729,692.68 = 1,897,871.40/x
  3. Step 3: Cross multiply
    3,821,179.68x = 5,729,692.68 × 1,897,871.40
  4. Step 4: Simplify right side
    3,821,179.68x = 10,874,219,868,161.35
  5. Step 5: Solve for x
    x = 10,874,219,868,161.35/3,821,179.68
  6. Step 6: Final answer
    x = 2,845,775.59

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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.