Home / 1,876,660.39-2,814,990.88-456,716.46

Finding the Fourth Proportional to 1,876,660.39, 2,814,990.88 and 456,716.46

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Solution

The fourth proportional to 1,876,660.39, 2,814,990.88 and 456,716.46 is: 685,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,660.39 : 2,814,990.88 = 456,716.46 : x
  2. Step 2: Convert to fraction form
    1,876,660.39/2,814,990.88 = 456,716.46/x
  3. Step 3: Cross multiply
    1,876,660.39x = 2,814,990.88 × 456,716.46
  4. Step 4: Simplify right side
    1,876,660.39x = 1,285,652,669,645.88
  5. Step 5: Solve for x
    x = 1,285,652,669,645.88/1,876,660.39
  6. Step 6: Final answer
    x = 685,074.76

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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.