Home / 2,661,262.78-3,674,170.11-1,731,856.09

Finding the Fourth Proportional to 2,661,262.78, 3,674,170.11 and 1,731,856.09

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Solution

The fourth proportional to 2,661,262.78, 3,674,170.11 and 1,731,856.09 is: 2,391,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,262.78 : 3,674,170.11 = 1,731,856.09 : x
  2. Step 2: Convert to fraction form
    2,661,262.78/3,674,170.11 = 1,731,856.09/x
  3. Step 3: Cross multiply
    2,661,262.78x = 3,674,170.11 × 1,731,856.09
  4. Step 4: Simplify right side
    2,661,262.78x = 6,363,133,880,699.47
  5. Step 5: Solve for x
    x = 6,363,133,880,699.47/2,661,262.78
  6. Step 6: Final answer
    x = 2,391,020.51

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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.