Home / 1,027,063.58-1,540,284.32-279,012.38

Finding the Fourth Proportional to 1,027,063.58, 1,540,284.32 and 279,012.38

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Solution

The fourth proportional to 1,027,063.58, 1,540,284.32 and 279,012.38 is: 418,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,063.58 : 1,540,284.32 = 279,012.38 : x
  2. Step 2: Convert to fraction form
    1,027,063.58/1,540,284.32 = 279,012.38/x
  3. Step 3: Cross multiply
    1,027,063.58x = 1,540,284.32 × 279,012.38
  4. Step 4: Simplify right side
    1,027,063.58x = 429,758,393,999.88
  5. Step 5: Solve for x
    x = 429,758,393,999.88/1,027,063.58
  6. Step 6: Final answer
    x = 418,434.07

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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.