Home / 1,315,555.22-1,973,519.77-404,813.23

Finding the Fourth Proportional to 1,315,555.22, 1,973,519.77 and 404,813.23

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Solution

The fourth proportional to 1,315,555.22, 1,973,519.77 and 404,813.23 is: 607,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,555.22 : 1,973,519.77 = 404,813.23 : x
  2. Step 2: Convert to fraction form
    1,315,555.22/1,973,519.77 = 404,813.23/x
  3. Step 3: Cross multiply
    1,315,555.22x = 1,973,519.77 × 404,813.23
  4. Step 4: Simplify right side
    1,315,555.22x = 798,906,902,694.96
  5. Step 5: Solve for x
    x = 798,906,902,694.96/1,315,555.22
  6. Step 6: Final answer
    x = 607,277.36

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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.