Home / 2,105,511.03-3,158,291.43-739,319.04

Finding the Fourth Proportional to 2,105,511.03, 3,158,291.43 and 739,319.04

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Solution

The fourth proportional to 2,105,511.03, 3,158,291.43 and 739,319.04 is: 1,108,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,511.03 : 3,158,291.43 = 739,319.04 : x
  2. Step 2: Convert to fraction form
    2,105,511.03/3,158,291.43 = 739,319.04/x
  3. Step 3: Cross multiply
    2,105,511.03x = 3,158,291.43 × 739,319.04
  4. Step 4: Simplify right side
    2,105,511.03x = 2,334,984,988,067.83
  5. Step 5: Solve for x
    x = 2,334,984,988,067.83/2,105,511.03
  6. Step 6: Final answer
    x = 1,108,987.30

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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.