Home / 1,659,320.46-2,489,755.32-860,166.09

Finding the Fourth Proportional to 1,659,320.46, 2,489,755.32 and 860,166.09

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Solution

The fourth proportional to 1,659,320.46, 2,489,755.32 and 860,166.09 is: 1,290,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,320.46 : 2,489,755.32 = 860,166.09 : x
  2. Step 2: Convert to fraction form
    1,659,320.46/2,489,755.32 = 860,166.09/x
  3. Step 3: Cross multiply
    1,659,320.46x = 2,489,755.32 × 860,166.09
  4. Step 4: Simplify right side
    1,659,320.46x = 2,141,603,098,661.10
  5. Step 5: Solve for x
    x = 2,141,603,098,661.10/1,659,320.46
  6. Step 6: Final answer
    x = 1,290,650.69

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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.