Home / 2,042,045.78-3,062,379.36-762,388.34

Finding the Fourth Proportional to 2,042,045.78, 3,062,379.36 and 762,388.34

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Solution

The fourth proportional to 2,042,045.78, 3,062,379.36 and 762,388.34 is: 1,143,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,045.78 : 3,062,379.36 = 762,388.34 : x
  2. Step 2: Convert to fraction form
    2,042,045.78/3,062,379.36 = 762,388.34/x
  3. Step 3: Cross multiply
    2,042,045.78x = 3,062,379.36 × 762,388.34
  4. Step 4: Simplify right side
    2,042,045.78x = 2,334,722,316,720.66
  5. Step 5: Solve for x
    x = 2,334,722,316,720.66/2,042,045.78
  6. Step 6: Final answer
    x = 1,143,325.16

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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.