Home / 1,229,446.68-1,844,498.34-388,014.36

Finding the Fourth Proportional to 1,229,446.68, 1,844,498.34 and 388,014.36

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Solution

The fourth proportional to 1,229,446.68, 1,844,498.34 and 388,014.36 is: 582,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,446.68 : 1,844,498.34 = 388,014.36 : x
  2. Step 2: Convert to fraction form
    1,229,446.68/1,844,498.34 = 388,014.36/x
  3. Step 3: Cross multiply
    1,229,446.68x = 1,844,498.34 × 388,014.36
  4. Step 4: Simplify right side
    1,229,446.68x = 715,691,842,916.16
  5. Step 5: Solve for x
    x = 715,691,842,916.16/1,229,446.68
  6. Step 6: Final answer
    x = 582,125.16

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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.