Home / 3,818,935.55-5,268,841.11-2,164,905.23

Finding the Fourth Proportional to 3,818,935.55, 5,268,841.11 and 2,164,905.23

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Solution

The fourth proportional to 3,818,935.55, 5,268,841.11 and 2,164,905.23 is: 2,986,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,935.55 : 5,268,841.11 = 2,164,905.23 : x
  2. Step 2: Convert to fraction form
    3,818,935.55/5,268,841.11 = 2,164,905.23/x
  3. Step 3: Cross multiply
    3,818,935.55x = 5,268,841.11 × 2,164,905.23
  4. Step 4: Simplify right side
    3,818,935.55x = 11,406,541,648,733.80
  5. Step 5: Solve for x
    x = 11,406,541,648,733.80/3,818,935.55
  6. Step 6: Final answer
    x = 2,986,837.95

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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.