Home / 2,951,215.98-4,072,570.54-1,644,400.50

Finding the Fourth Proportional to 2,951,215.98, 4,072,570.54 and 1,644,400.50

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Solution

The fourth proportional to 2,951,215.98, 4,072,570.54 and 1,644,400.50 is: 2,269,212.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,215.98 : 4,072,570.54 = 1,644,400.50 : x
  2. Step 2: Convert to fraction form
    2,951,215.98/4,072,570.54 = 1,644,400.50/x
  3. Step 3: Cross multiply
    2,951,215.98x = 4,072,570.54 × 1,644,400.50
  4. Step 4: Simplify right side
    2,951,215.98x = 6,696,937,028,150.27
  5. Step 5: Solve for x
    x = 6,696,937,028,150.27/2,951,215.98
  6. Step 6: Final answer
    x = 2,269,212.78

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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.