Home / 2,661,264.78-3,674,172.90-1,731,858.12

Finding the Fourth Proportional to 2,661,264.78, 3,674,172.90 and 1,731,858.12

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Solution

The fourth proportional to 2,661,264.78, 3,674,172.90 and 1,731,858.12 is: 2,391,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,264.78 : 3,674,172.90 = 1,731,858.12 : x
  2. Step 2: Convert to fraction form
    2,661,264.78/3,674,172.90 = 1,731,858.12/x
  3. Step 3: Cross multiply
    2,661,264.78x = 3,674,172.90 × 1,731,858.12
  4. Step 4: Simplify right side
    2,661,264.78x = 6,363,146,171,148.95
  5. Step 5: Solve for x
    x = 6,363,146,171,148.95/2,661,264.78
  6. Step 6: Final answer
    x = 2,391,023.33

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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.