Home / 2,652,906.95-3,980,201.75-947,012.82

Finding the Fourth Proportional to 2,652,906.95, 3,980,201.75 and 947,012.82

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Solution

The fourth proportional to 2,652,906.95, 3,980,201.75 and 947,012.82 is: 1,420,819.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,906.95 : 3,980,201.75 = 947,012.82 : x
  2. Step 2: Convert to fraction form
    2,652,906.95/3,980,201.75 = 947,012.82/x
  3. Step 3: Cross multiply
    2,652,906.95x = 3,980,201.75 × 947,012.82
  4. Step 4: Simplify right side
    2,652,906.95x = 3,769,302,078,701.37
  5. Step 5: Solve for x
    x = 3,769,302,078,701.37/2,652,906.95
  6. Step 6: Final answer
    x = 1,420,819.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.