Home / 2,614,859.91-3,920,043.48-908,781.57

Finding the Fourth Proportional to 2,614,859.91, 3,920,043.48 and 908,781.57

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Solution

The fourth proportional to 2,614,859.91, 3,920,043.48 and 908,781.57 is: 1,362,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,859.91 : 3,920,043.48 = 908,781.57 : x
  2. Step 2: Convert to fraction form
    2,614,859.91/3,920,043.48 = 908,781.57/x
  3. Step 3: Cross multiply
    2,614,859.91x = 3,920,043.48 × 908,781.57
  4. Step 4: Simplify right side
    2,614,859.91x = 3,562,463,268,222.66
  5. Step 5: Solve for x
    x = 3,562,463,268,222.66/2,614,859.91
  6. Step 6: Final answer
    x = 1,362,391.64

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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.