Home / 2,529,879.08-3,491,315.87-1,442,130.89

Finding the Fourth Proportional to 2,529,879.08, 3,491,315.87 and 1,442,130.89

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Solution

The fourth proportional to 2,529,879.08, 3,491,315.87 and 1,442,130.89 is: 1,990,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,879.08 : 3,491,315.87 = 1,442,130.89 : x
  2. Step 2: Convert to fraction form
    2,529,879.08/3,491,315.87 = 1,442,130.89/x
  3. Step 3: Cross multiply
    2,529,879.08x = 3,491,315.87 × 1,442,130.89
  4. Step 4: Simplify right side
    2,529,879.08x = 5,034,934,438,206.99
  5. Step 5: Solve for x
    x = 5,034,934,438,206.99/2,529,879.08
  6. Step 6: Final answer
    x = 1,990,187.79

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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.