Home / 2,272,174.99-3,135,788.85-1,292,420.86

Finding the Fourth Proportional to 2,272,174.99, 3,135,788.85 and 1,292,420.86

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Solution

The fourth proportional to 2,272,174.99, 3,135,788.85 and 1,292,420.86 is: 1,783,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,174.99 : 3,135,788.85 = 1,292,420.86 : x
  2. Step 2: Convert to fraction form
    2,272,174.99/3,135,788.85 = 1,292,420.86/x
  3. Step 3: Cross multiply
    2,272,174.99x = 3,135,788.85 × 1,292,420.86
  4. Step 4: Simplify right side
    2,272,174.99x = 4,052,758,922,295.41
  5. Step 5: Solve for x
    x = 4,052,758,922,295.41/2,272,174.99
  6. Step 6: Final answer
    x = 1,783,647.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.