Home / 1,167,390.34-1,751,171.91-419,442.82

Finding the Fourth Proportional to 1,167,390.34, 1,751,171.91 and 419,442.82

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Solution

The fourth proportional to 1,167,390.34, 1,751,171.91 and 419,442.82 is: 629,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,390.34 : 1,751,171.91 = 419,442.82 : x
  2. Step 2: Convert to fraction form
    1,167,390.34/1,751,171.91 = 419,442.82/x
  3. Step 3: Cross multiply
    1,167,390.34x = 1,751,171.91 × 419,442.82
  4. Step 4: Simplify right side
    1,167,390.34x = 734,516,484,235.19
  5. Step 5: Solve for x
    x = 734,516,484,235.19/1,167,390.34
  6. Step 6: Final answer
    x = 629,195.27

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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.