Home / 1,464,147.87-2,196,157.07-399,189.97

Finding the Fourth Proportional to 1,464,147.87, 2,196,157.07 and 399,189.97

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Solution

The fourth proportional to 1,464,147.87, 2,196,157.07 and 399,189.97 is: 598,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,147.87 : 2,196,157.07 = 399,189.97 : x
  2. Step 2: Convert to fraction form
    1,464,147.87/2,196,157.07 = 399,189.97/x
  3. Step 3: Cross multiply
    1,464,147.87x = 2,196,157.07 × 399,189.97
  4. Step 4: Simplify right side
    1,464,147.87x = 876,683,876,386.32
  5. Step 5: Solve for x
    x = 876,683,876,386.32/1,464,147.87
  6. Step 6: Final answer
    x = 598,767.31

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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.