Home / 1,269,788.10-1,752,371.37-696,823.62

Finding the Fourth Proportional to 1,269,788.10, 1,752,371.37 and 696,823.62

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Solution

The fourth proportional to 1,269,788.10, 1,752,371.37 and 696,823.62 is: 961,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,788.10 : 1,752,371.37 = 696,823.62 : x
  2. Step 2: Convert to fraction form
    1,269,788.10/1,752,371.37 = 696,823.62/x
  3. Step 3: Cross multiply
    1,269,788.10x = 1,752,371.37 × 696,823.62
  4. Step 4: Simplify right side
    1,269,788.10x = 1,221,093,761,627.76
  5. Step 5: Solve for x
    x = 1,221,093,761,627.76/1,269,788.10
  6. Step 6: Final answer
    x = 961,651.60

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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.