Home / 3,784,740.47-5,222,162.18-2,174,797.43

Finding the Fourth Proportional to 3,784,740.47, 5,222,162.18 and 2,174,797.43

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Solution

The fourth proportional to 3,784,740.47, 5,222,162.18 and 2,174,797.43 is: 3,000,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,740.47 : 5,222,162.18 = 2,174,797.43 : x
  2. Step 2: Convert to fraction form
    3,784,740.47/5,222,162.18 = 2,174,797.43/x
  3. Step 3: Cross multiply
    3,784,740.47x = 5,222,162.18 × 2,174,797.43
  4. Step 4: Simplify right side
    3,784,740.47x = 11,357,144,877,233.21
  5. Step 5: Solve for x
    x = 11,357,144,877,233.21/3,784,740.47
  6. Step 6: Final answer
    x = 3,000,772.44

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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.