Home / 3,815,955.16-5,266,219.92-2,162,423.22

Finding the Fourth Proportional to 3,815,955.16, 5,266,219.92 and 2,162,423.22

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Solution

The fourth proportional to 3,815,955.16, 5,266,219.92 and 2,162,423.22 is: 2,984,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,955.16 : 5,266,219.92 = 2,162,423.22 : x
  2. Step 2: Convert to fraction form
    3,815,955.16/5,266,219.92 = 2,162,423.22/x
  3. Step 3: Cross multiply
    3,815,955.16x = 5,266,219.92 × 2,162,423.22
  4. Step 4: Simplify right side
    3,815,955.16x = 11,387,796,236,634.54
  5. Step 5: Solve for x
    x = 11,387,796,236,634.54/3,815,955.16
  6. Step 6: Final answer
    x = 2,984,258.40

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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.