Home / 3,963,985.66-5,945,976.33-1,124,121.34

Finding the Fourth Proportional to 3,963,985.66, 5,945,976.33 and 1,124,121.34

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Solution

The fourth proportional to 3,963,985.66, 5,945,976.33 and 1,124,121.34 is: 1,686,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,985.66 : 5,945,976.33 = 1,124,121.34 : x
  2. Step 2: Convert to fraction form
    3,963,985.66/5,945,976.33 = 1,124,121.34/x
  3. Step 3: Cross multiply
    3,963,985.66x = 5,945,976.33 × 1,124,121.34
  4. Step 4: Simplify right side
    3,963,985.66x = 6,683,998,879,687.88
  5. Step 5: Solve for x
    x = 6,683,998,879,687.88/3,963,985.66
  6. Step 6: Final answer
    x = 1,686,181.40

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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.