Home / 5,452,202.40-8,178,692.40-1,665,679.20

Finding the Fourth Proportional to 5,452,202.40, 8,178,692.40 and 1,665,679.20

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Solution

The fourth proportional to 5,452,202.40, 8,178,692.40 and 1,665,679.20 is: 2,498,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452,202.40 : 8,178,692.40 = 1,665,679.20 : x
  2. Step 2: Convert to fraction form
    5,452,202.40/8,178,692.40 = 1,665,679.20/x
  3. Step 3: Cross multiply
    5,452,202.40x = 8,178,692.40 × 1,665,679.20
  4. Step 4: Simplify right side
    5,452,202.40x = 13,623,077,813,878.08
  5. Step 5: Solve for x
    x = 13,623,077,813,878.08/5,452,202.40
  6. Step 6: Final answer
    x = 2,498,637.58

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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.