Home / 1,274,958.41-1,903,109.54-1,123,626.92

Finding the Fourth Proportional to 1,274,958.41, 1,903,109.54 and 1,123,626.92

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Solution

The fourth proportional to 1,274,958.41, 1,903,109.54 and 1,123,626.92 is: 1,677,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,958.41 : 1,903,109.54 = 1,123,626.92 : x
  2. Step 2: Convert to fraction form
    1,274,958.41/1,903,109.54 = 1,123,626.92/x
  3. Step 3: Cross multiply
    1,274,958.41x = 1,903,109.54 × 1,123,626.92
  4. Step 4: Simplify right side
    1,274,958.41x = 2,138,385,118,419.66
  5. Step 5: Solve for x
    x = 2,138,385,118,419.66/1,274,958.41
  6. Step 6: Final answer
    x = 1,677,219.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.