Home / 2,144,294.48-3,215,728.22-864,571.43

Finding the Fourth Proportional to 2,144,294.48, 3,215,728.22 and 864,571.43

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Solution

The fourth proportional to 2,144,294.48, 3,215,728.22 and 864,571.43 is: 1,296,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,294.48 : 3,215,728.22 = 864,571.43 : x
  2. Step 2: Convert to fraction form
    2,144,294.48/3,215,728.22 = 864,571.43/x
  3. Step 3: Cross multiply
    2,144,294.48x = 3,215,728.22 × 864,571.43
  4. Step 4: Simplify right side
    2,144,294.48x = 2,780,226,749,373.22
  5. Step 5: Solve for x
    x = 2,780,226,749,373.22/2,144,294.48
  6. Step 6: Final answer
    x = 1,296,569.46

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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.