Home / 3,009,540.22-4,513,361.98-987,312.90

Finding the Fourth Proportional to 3,009,540.22, 4,513,361.98 and 987,312.90

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Solution

The fourth proportional to 3,009,540.22, 4,513,361.98 and 987,312.90 is: 1,480,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,540.22 : 4,513,361.98 = 987,312.90 : x
  2. Step 2: Convert to fraction form
    3,009,540.22/4,513,361.98 = 987,312.90/x
  3. Step 3: Cross multiply
    3,009,540.22x = 4,513,361.98 × 987,312.90
  4. Step 4: Simplify right side
    3,009,540.22x = 4,456,100,505,223.54
  5. Step 5: Solve for x
    x = 4,456,100,505,223.54/3,009,540.22
  6. Step 6: Final answer
    x = 1,480,658.23

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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.