Home / 2,182,479.66-3,268,129.80-1,821,753.63

Finding the Fourth Proportional to 2,182,479.66, 3,268,129.80 and 1,821,753.63

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Solution

The fourth proportional to 2,182,479.66, 3,268,129.80 and 1,821,753.63 is: 2,727,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,479.66 : 3,268,129.80 = 1,821,753.63 : x
  2. Step 2: Convert to fraction form
    2,182,479.66/3,268,129.80 = 1,821,753.63/x
  3. Step 3: Cross multiply
    2,182,479.66x = 3,268,129.80 × 1,821,753.63
  4. Step 4: Simplify right side
    2,182,479.66x = 5,953,727,326,461.17
  5. Step 5: Solve for x
    x = 5,953,727,326,461.17/2,182,479.66
  6. Step 6: Final answer
    x = 2,727,964.63

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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.