Home / 1,269,909.12-1,752,473.16-696,950.76

Finding the Fourth Proportional to 1,269,909.12, 1,752,473.16 and 696,950.76

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Solution

The fourth proportional to 1,269,909.12, 1,752,473.16 and 696,950.76 is: 961,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,909.12 : 1,752,473.16 = 696,950.76 : x
  2. Step 2: Convert to fraction form
    1,269,909.12/1,752,473.16 = 696,950.76/x
  3. Step 3: Cross multiply
    1,269,909.12x = 1,752,473.16 × 696,950.76
  4. Step 4: Simplify right side
    1,269,909.12x = 1,221,387,500,741.60
  5. Step 5: Solve for x
    x = 1,221,387,500,741.60/1,269,909.12
  6. Step 6: Final answer
    x = 961,791.27

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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.