Home / 2,961,212.85-4,086,475.25-1,603,085.85

Finding the Fourth Proportional to 2,961,212.85, 4,086,475.25 and 1,603,085.85

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Solution

The fourth proportional to 2,961,212.85, 4,086,475.25 and 1,603,085.85 is: 2,212,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,212.85 : 4,086,475.25 = 1,603,085.85 : x
  2. Step 2: Convert to fraction form
    2,961,212.85/4,086,475.25 = 1,603,085.85/x
  3. Step 3: Cross multiply
    2,961,212.85x = 4,086,475.25 × 1,603,085.85
  4. Step 4: Simplify right side
    2,961,212.85x = 6,550,970,641,634.78
  5. Step 5: Solve for x
    x = 6,550,970,641,634.78/2,961,212.85
  6. Step 6: Final answer
    x = 2,212,259.29

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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.