Home / 1,239,108.26-1,709,998.86-695,284.27

Finding the Fourth Proportional to 1,239,108.26, 1,709,998.86 and 695,284.27

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Solution

The fourth proportional to 1,239,108.26, 1,709,998.86 and 695,284.27 is: 959,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,108.26 : 1,709,998.86 = 695,284.27 : x
  2. Step 2: Convert to fraction form
    1,239,108.26/1,709,998.86 = 695,284.27/x
  3. Step 3: Cross multiply
    1,239,108.26x = 1,709,998.86 × 695,284.27
  4. Step 4: Simplify right side
    1,239,108.26x = 1,188,935,313,820.75
  5. Step 5: Solve for x
    x = 1,188,935,313,820.75/1,239,108.26
  6. Step 6: Final answer
    x = 959,508.83

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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.