Home / 2,961,879.89-4,442,992.11-832,130.09

Finding the Fourth Proportional to 2,961,879.89, 4,442,992.11 and 832,130.09

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Solution

The fourth proportional to 2,961,879.89, 4,442,992.11 and 832,130.09 is: 1,248,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,879.89 : 4,442,992.11 = 832,130.09 : x
  2. Step 2: Convert to fraction form
    2,961,879.89/4,442,992.11 = 832,130.09/x
  3. Step 3: Cross multiply
    2,961,879.89x = 4,442,992.11 × 832,130.09
  4. Step 4: Simplify right side
    2,961,879.89x = 3,697,147,424,363.59
  5. Step 5: Solve for x
    x = 3,697,147,424,363.59/2,961,879.89
  6. Step 6: Final answer
    x = 1,248,243.54

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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.