Home / 1,101,640.50-1,650,910.14-875,999.61

Finding the Fourth Proportional to 1,101,640.50, 1,650,910.14 and 875,999.61

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Solution

The fourth proportional to 1,101,640.50, 1,650,910.14 and 875,999.61 is: 1,312,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,640.50 : 1,650,910.14 = 875,999.61 : x
  2. Step 2: Convert to fraction form
    1,101,640.50/1,650,910.14 = 875,999.61/x
  3. Step 3: Cross multiply
    1,101,640.50x = 1,650,910.14 × 875,999.61
  4. Step 4: Simplify right side
    1,101,640.50x = 1,446,196,638,785.05
  5. Step 5: Solve for x
    x = 1,446,196,638,785.05/1,101,640.50
  6. Step 6: Final answer
    x = 1,312,766.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.