Home / 2,101,607.28-3,152,853.84-681,552.66

Finding the Fourth Proportional to 2,101,607.28, 3,152,853.84 and 681,552.66

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Solution

The fourth proportional to 2,101,607.28, 3,152,853.84 and 681,552.66 is: 1,022,472.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,607.28 : 3,152,853.84 = 681,552.66 : x
  2. Step 2: Convert to fraction form
    2,101,607.28/3,152,853.84 = 681,552.66/x
  3. Step 3: Cross multiply
    2,101,607.28x = 3,152,853.84 × 681,552.66
  4. Step 4: Simplify right side
    2,101,607.28x = 2,148,835,921,243.21
  5. Step 5: Solve for x
    x = 2,148,835,921,243.21/2,101,607.28
  6. Step 6: Final answer
    x = 1,022,472.63

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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.