Home / 1,796,729.76-2,479,251.51-1,071,662.58

Finding the Fourth Proportional to 1,796,729.76, 2,479,251.51 and 1,071,662.58

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Solution

The fourth proportional to 1,796,729.76, 2,479,251.51 and 1,071,662.58 is: 1,478,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,729.76 : 2,479,251.51 = 1,071,662.58 : x
  2. Step 2: Convert to fraction form
    1,796,729.76/2,479,251.51 = 1,071,662.58/x
  3. Step 3: Cross multiply
    1,796,729.76x = 2,479,251.51 × 1,071,662.58
  4. Step 4: Simplify right side
    1,796,729.76x = 2,656,921,069,675.50
  5. Step 5: Solve for x
    x = 2,656,921,069,675.50/1,796,729.76
  6. Step 6: Final answer
    x = 1,478,753.86

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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.