Home / 1,269,631.53-1,752,086.70-696,681.27

Finding the Fourth Proportional to 1,269,631.53, 1,752,086.70 and 696,681.27

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Solution

The fourth proportional to 1,269,631.53, 1,752,086.70 and 696,681.27 is: 961,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,631.53 : 1,752,086.70 = 696,681.27 : x
  2. Step 2: Convert to fraction form
    1,269,631.53/1,752,086.70 = 696,681.27/x
  3. Step 3: Cross multiply
    1,269,631.53x = 1,752,086.70 × 696,681.27
  4. Step 4: Simplify right side
    1,269,631.53x = 1,220,645,987,306.11
  5. Step 5: Solve for x
    x = 1,220,645,987,306.11/1,269,631.53
  6. Step 6: Final answer
    x = 961,417.51

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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.