Home / 1,234,175.24-1,850,048.19-721,189.33

Finding the Fourth Proportional to 1,234,175.24, 1,850,048.19 and 721,189.33

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Solution

The fourth proportional to 1,234,175.24, 1,850,048.19 and 721,189.33 is: 1,081,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,175.24 : 1,850,048.19 = 721,189.33 : x
  2. Step 2: Convert to fraction form
    1,234,175.24/1,850,048.19 = 721,189.33/x
  3. Step 3: Cross multiply
    1,234,175.24x = 1,850,048.19 × 721,189.33
  4. Step 4: Simplify right side
    1,234,175.24x = 1,334,235,011,007.87
  5. Step 5: Solve for x
    x = 1,334,235,011,007.87/1,234,175.24
  6. Step 6: Final answer
    x = 1,081,074.20

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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.