Home / 2,111,236.60-2,913,512.74-1,144,370.73

Finding the Fourth Proportional to 2,111,236.60, 2,913,512.74 and 1,144,370.73

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Solution

The fourth proportional to 2,111,236.60, 2,913,512.74 and 1,144,370.73 is: 1,579,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,236.60 : 2,913,512.74 = 1,144,370.73 : x
  2. Step 2: Convert to fraction form
    2,111,236.60/2,913,512.74 = 1,144,370.73/x
  3. Step 3: Cross multiply
    2,111,236.60x = 2,913,512.74 × 1,144,370.73
  4. Step 4: Simplify right side
    2,111,236.60x = 3,334,138,715,639.93
  5. Step 5: Solve for x
    x = 3,334,138,715,639.93/2,111,236.60
  6. Step 6: Final answer
    x = 1,579,234.99

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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.