Home / 3,259,879.92-4,888,712.40-1,129,466.76

Finding the Fourth Proportional to 3,259,879.92, 4,888,712.40 and 1,129,466.76

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Solution

The fourth proportional to 3,259,879.92, 4,888,712.40 and 1,129,466.76 is: 1,693,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,879.92 : 4,888,712.40 = 1,129,466.76 : x
  2. Step 2: Convert to fraction form
    3,259,879.92/4,888,712.40 = 1,129,466.76/x
  3. Step 3: Cross multiply
    3,259,879.92x = 4,888,712.40 × 1,129,466.76
  4. Step 4: Simplify right side
    3,259,879.92x = 5,521,638,154,999.82
  5. Step 5: Solve for x
    x = 5,521,638,154,999.82/3,259,879.92
  6. Step 6: Final answer
    x = 1,693,816.43

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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.