Home / 2,078,093.40-3,117,118.53-658,149.33

Finding the Fourth Proportional to 2,078,093.40, 3,117,118.53 and 658,149.33

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Solution

The fourth proportional to 2,078,093.40, 3,117,118.53 and 658,149.33 is: 987,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,093.40 : 3,117,118.53 = 658,149.33 : x
  2. Step 2: Convert to fraction form
    2,078,093.40/3,117,118.53 = 658,149.33/x
  3. Step 3: Cross multiply
    2,078,093.40x = 3,117,118.53 × 658,149.33
  4. Step 4: Simplify right side
    2,078,093.40x = 2,051,529,472,050.08
  5. Step 5: Solve for x
    x = 2,051,529,472,050.08/2,078,093.40
  6. Step 6: Final answer
    x = 987,217.16

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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.