Home / 2,274,910.75-3,139,454.30-1,345,415.28

Finding the Fourth Proportional to 2,274,910.75, 3,139,454.30 and 1,345,415.28

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Solution

The fourth proportional to 2,274,910.75, 3,139,454.30 and 1,345,415.28 is: 1,856,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,910.75 : 3,139,454.30 = 1,345,415.28 : x
  2. Step 2: Convert to fraction form
    2,274,910.75/3,139,454.30 = 1,345,415.28/x
  3. Step 3: Cross multiply
    2,274,910.75x = 3,139,454.30 × 1,345,415.28
  4. Step 4: Simplify right side
    2,274,910.75x = 4,223,869,786,081.70
  5. Step 5: Solve for x
    x = 4,223,869,786,081.70/2,274,910.75
  6. Step 6: Final answer
    x = 1,856,718.90

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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.