Home / 2,917,278.34-4,026,947.43-2,194,214.11

Finding the Fourth Proportional to 2,917,278.34, 4,026,947.43 and 2,194,214.11

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Solution

The fourth proportional to 2,917,278.34, 4,026,947.43 and 2,194,214.11 is: 3,028,845.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,278.34 : 4,026,947.43 = 2,194,214.11 : x
  2. Step 2: Convert to fraction form
    2,917,278.34/4,026,947.43 = 2,194,214.11/x
  3. Step 3: Cross multiply
    2,917,278.34x = 4,026,947.43 × 2,194,214.11
  4. Step 4: Simplify right side
    2,917,278.34x = 8,835,984,869,295.17
  5. Step 5: Solve for x
    x = 8,835,984,869,295.17/2,917,278.34
  6. Step 6: Final answer
    x = 3,028,845.33

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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.