Home / 3,551,542.80-5,328,005.40-1,529,782.80

Finding the Fourth Proportional to 3,551,542.80, 5,328,005.40 and 1,529,782.80

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Solution

The fourth proportional to 3,551,542.80, 5,328,005.40 and 1,529,782.80 is: 2,294,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,542.80 : 5,328,005.40 = 1,529,782.80 : x
  2. Step 2: Convert to fraction form
    3,551,542.80/5,328,005.40 = 1,529,782.80/x
  3. Step 3: Cross multiply
    3,551,542.80x = 5,328,005.40 × 1,529,782.80
  4. Step 4: Simplify right side
    3,551,542.80x = 8,150,691,019,227.12
  5. Step 5: Solve for x
    x = 8,150,691,019,227.12/3,551,542.80
  6. Step 6: Final answer
    x = 2,294,971.93

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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.