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Finding the Fourth Proportional to 3,661,415.01, 5,492,491.52 and 965,926.53

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Solution

The fourth proportional to 3,661,415.01, 5,492,491.52 and 965,926.53 is: 1,448,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661,415.01 : 5,492,491.52 = 965,926.53 : x
  2. Step 2: Convert to fraction form
    3,661,415.01/5,492,491.52 = 965,926.53/x
  3. Step 3: Cross multiply
    3,661,415.01x = 5,492,491.52 × 965,926.53
  4. Step 4: Simplify right side
    3,661,415.01x = 5,305,343,270,138.39
  5. Step 5: Solve for x
    x = 5,305,343,270,138.39/3,661,415.01
  6. Step 6: Final answer
    x = 1,448,987.14

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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.