Home / 3,349,038.92-4,622,016.83-1,972,815.71

Finding the Fourth Proportional to 3,349,038.92, 4,622,016.83 and 1,972,815.71

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Solution

The fourth proportional to 3,349,038.92, 4,622,016.83 and 1,972,815.71 is: 2,722,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,038.92 : 4,622,016.83 = 1,972,815.71 : x
  2. Step 2: Convert to fraction form
    3,349,038.92/4,622,016.83 = 1,972,815.71/x
  3. Step 3: Cross multiply
    3,349,038.92x = 4,622,016.83 × 1,972,815.71
  4. Step 4: Simplify right side
    3,349,038.92x = 9,118,387,381,134.24
  5. Step 5: Solve for x
    x = 9,118,387,381,134.24/3,349,038.92
  6. Step 6: Final answer
    x = 2,722,687.80

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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.