Home / 1,269,819.48-1,752,295.77-696,869.22

Finding the Fourth Proportional to 1,269,819.48, 1,752,295.77 and 696,869.22

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Solution

The fourth proportional to 1,269,819.48, 1,752,295.77 and 696,869.22 is: 961,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,819.48 : 1,752,295.77 = 696,869.22 : x
  2. Step 2: Convert to fraction form
    1,269,819.48/1,752,295.77 = 696,869.22/x
  3. Step 3: Cross multiply
    1,269,819.48x = 1,752,295.77 × 696,869.22
  4. Step 4: Simplify right side
    1,269,819.48x = 1,221,120,986,449.20
  5. Step 5: Solve for x
    x = 1,221,120,986,449.20/1,269,819.48
  6. Step 6: Final answer
    x = 961,649.28

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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.