Home / 1,269,817.98-1,752,293.70-696,867.72

Finding the Fourth Proportional to 1,269,817.98, 1,752,293.70 and 696,867.72

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Solution

The fourth proportional to 1,269,817.98, 1,752,293.70 and 696,867.72 is: 961,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,817.98 : 1,752,293.70 = 696,867.72 : x
  2. Step 2: Convert to fraction form
    1,269,817.98/1,752,293.70 = 696,867.72/x
  3. Step 3: Cross multiply
    1,269,817.98x = 1,752,293.70 × 696,867.72
  4. Step 4: Simplify right side
    1,269,817.98x = 1,221,116,915,489.36
  5. Step 5: Solve for x
    x = 1,221,116,915,489.36/1,269,817.98
  6. Step 6: Final answer
    x = 961,647.21

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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.