Home / 3,552,391.60-5,328,587.40-1,028,129.20

Finding the Fourth Proportional to 3,552,391.60, 5,328,587.40 and 1,028,129.20

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Solution

The fourth proportional to 3,552,391.60, 5,328,587.40 and 1,028,129.20 is: 1,542,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,391.60 : 5,328,587.40 = 1,028,129.20 : x
  2. Step 2: Convert to fraction form
    3,552,391.60/5,328,587.40 = 1,028,129.20/x
  3. Step 3: Cross multiply
    3,552,391.60x = 5,328,587.40 × 1,028,129.20
  4. Step 4: Simplify right side
    3,552,391.60x = 5,478,476,300,692.08
  5. Step 5: Solve for x
    x = 5,478,476,300,692.08/3,552,391.60
  6. Step 6: Final answer
    x = 1,542,193.80

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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.