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Finding the Fourth Proportional to 3,224,578.53, 4,836,266.90 and 1,036,186.12

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Solution

The fourth proportional to 3,224,578.53, 4,836,266.90 and 1,036,186.12 is: 1,554,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224,578.53 : 4,836,266.90 = 1,036,186.12 : x
  2. Step 2: Convert to fraction form
    3,224,578.53/4,836,266.90 = 1,036,186.12/x
  3. Step 3: Cross multiply
    3,224,578.53x = 4,836,266.90 × 1,036,186.12
  4. Step 4: Simplify right side
    3,224,578.53x = 5,011,272,634,395.43
  5. Step 5: Solve for x
    x = 5,011,272,634,395.43/3,224,578.53
  6. Step 6: Final answer
    x = 1,554,086.09

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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.