Home / 1,251,505.92-1,726,950.24-768,091.44

Finding the Fourth Proportional to 1,251,505.92, 1,726,950.24 and 768,091.44

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Solution

The fourth proportional to 1,251,505.92, 1,726,950.24 and 768,091.44 is: 1,059,887.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,505.92 : 1,726,950.24 = 768,091.44 : x
  2. Step 2: Convert to fraction form
    1,251,505.92/1,726,950.24 = 768,091.44/x
  3. Step 3: Cross multiply
    1,251,505.92x = 1,726,950.24 × 768,091.44
  4. Step 4: Simplify right side
    1,251,505.92x = 1,326,455,696,649.95
  5. Step 5: Solve for x
    x = 1,326,455,696,649.95/1,251,505.92
  6. Step 6: Final answer
    x = 1,059,887.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.