Home / 1,269,665.73-1,752,160.14-696,759.21

Finding the Fourth Proportional to 1,269,665.73, 1,752,160.14 and 696,759.21

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Solution

The fourth proportional to 1,269,665.73, 1,752,160.14 and 696,759.21 is: 961,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,665.73 : 1,752,160.14 = 696,759.21 : x
  2. Step 2: Convert to fraction form
    1,269,665.73/1,752,160.14 = 696,759.21/x
  3. Step 3: Cross multiply
    1,269,665.73x = 1,752,160.14 × 696,759.21
  4. Step 4: Simplify right side
    1,269,665.73x = 1,220,833,714,939.89
  5. Step 5: Solve for x
    x = 1,220,833,714,939.89/1,269,665.73
  6. Step 6: Final answer
    x = 961,539.47

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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.