Home / 1,561,861.98-2,342,201.67-851,503.32

Finding the Fourth Proportional to 1,561,861.98, 2,342,201.67 and 851,503.32

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Solution

The fourth proportional to 1,561,861.98, 2,342,201.67 and 851,503.32 is: 1,276,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,861.98 : 2,342,201.67 = 851,503.32 : x
  2. Step 2: Convert to fraction form
    1,561,861.98/2,342,201.67 = 851,503.32/x
  3. Step 3: Cross multiply
    1,561,861.98x = 2,342,201.67 × 851,503.32
  4. Step 4: Simplify right side
    1,561,861.98x = 1,994,392,498,114.54
  5. Step 5: Solve for x
    x = 1,994,392,498,114.54/1,561,861.98
  6. Step 6: Final answer
    x = 1,276,932.61

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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.