Home / 3,320,215.16-4,581,834.98-1,809,749.33

Finding the Fourth Proportional to 3,320,215.16, 4,581,834.98 and 1,809,749.33

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Solution

The fourth proportional to 3,320,215.16, 4,581,834.98 and 1,809,749.33 is: 2,497,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,215.16 : 4,581,834.98 = 1,809,749.33 : x
  2. Step 2: Convert to fraction form
    3,320,215.16/4,581,834.98 = 1,809,749.33/x
  3. Step 3: Cross multiply
    3,320,215.16x = 4,581,834.98 × 1,809,749.33
  4. Step 4: Simplify right side
    3,320,215.16x = 8,291,972,766,840.76
  5. Step 5: Solve for x
    x = 8,291,972,766,840.76/3,320,215.16
  6. Step 6: Final answer
    x = 2,497,420.31

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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.