Home / 3,622,337.48-4,998,945.58-1,990,802.72

Finding the Fourth Proportional to 3,622,337.48, 4,998,945.58 and 1,990,802.72

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Solution

The fourth proportional to 3,622,337.48, 4,998,945.58 and 1,990,802.72 is: 2,747,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,337.48 : 4,998,945.58 = 1,990,802.72 : x
  2. Step 2: Convert to fraction form
    3,622,337.48/4,998,945.58 = 1,990,802.72/x
  3. Step 3: Cross multiply
    3,622,337.48x = 4,998,945.58 × 1,990,802.72
  4. Step 4: Simplify right side
    3,622,337.48x = 9,951,914,457,795.98
  5. Step 5: Solve for x
    x = 9,951,914,457,795.98/3,622,337.48
  6. Step 6: Final answer
    x = 2,747,373.63

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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.