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Finding the Fourth Proportional to 3,670,909.07, 5,506,472.25 and 1,752,022.49

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Solution

The fourth proportional to 3,670,909.07, 5,506,472.25 and 1,752,022.49 is: 2,628,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,909.07 : 5,506,472.25 = 1,752,022.49 : x
  2. Step 2: Convert to fraction form
    3,670,909.07/5,506,472.25 = 1,752,022.49/x
  3. Step 3: Cross multiply
    3,670,909.07x = 5,506,472.25 × 1,752,022.49
  4. Step 4: Simplify right side
    3,670,909.07x = 9,647,463,195,028.54
  5. Step 5: Solve for x
    x = 9,647,463,195,028.54/3,670,909.07
  6. Step 6: Final answer
    x = 2,628,085.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.