Home / 2,155,852.66-2,974,325.42-1,381,910.27

Finding the Fourth Proportional to 2,155,852.66, 2,974,325.42 and 1,381,910.27

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Solution

The fourth proportional to 2,155,852.66, 2,974,325.42 and 1,381,910.27 is: 1,906,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,852.66 : 2,974,325.42 = 1,381,910.27 : x
  2. Step 2: Convert to fraction form
    2,155,852.66/2,974,325.42 = 1,381,910.27/x
  3. Step 3: Cross multiply
    2,155,852.66x = 2,974,325.42 × 1,381,910.27
  4. Step 4: Simplify right side
    2,155,852.66x = 4,110,250,858,573.19
  5. Step 5: Solve for x
    x = 4,110,250,858,573.19/2,155,852.66
  6. Step 6: Final answer
    x = 1,906,554.63

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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.