Home / 2,123,249.09-3,184,854.19-860,776.61

Finding the Fourth Proportional to 2,123,249.09, 3,184,854.19 and 860,776.61

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Solution

The fourth proportional to 2,123,249.09, 3,184,854.19 and 860,776.61 is: 1,291,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,249.09 : 3,184,854.19 = 860,776.61 : x
  2. Step 2: Convert to fraction form
    2,123,249.09/3,184,854.19 = 860,776.61/x
  3. Step 3: Cross multiply
    2,123,249.09x = 3,184,854.19 × 860,776.61
  4. Step 4: Simplify right side
    2,123,249.09x = 2,741,447,993,012.50
  5. Step 5: Solve for x
    x = 2,741,447,993,012.50/2,123,249.09
  6. Step 6: Final answer
    x = 1,291,157.03

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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.