Home / 3,407,187-5,111,644.50-1,277,277.24

Finding the Fourth Proportional to 3,407,187, 5,111,644.50 and 1,277,277.24

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Solution

The fourth proportional to 3,407,187, 5,111,644.50 and 1,277,277.24 is: 1,916,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,187 : 5,111,644.50 = 1,277,277.24 : x
  2. Step 2: Convert to fraction form
    3,407,187/5,111,644.50 = 1,277,277.24/x
  3. Step 3: Cross multiply
    3,407,187x = 5,111,644.50 × 1,277,277.24
  4. Step 4: Simplify right side
    3,407,187x = 6,528,987,178,821.18
  5. Step 5: Solve for x
    x = 6,528,987,178,821.18/3,407,187
  6. Step 6: Final answer
    x = 1,916,239.75

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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.