Home / 2,175,797.91-3,002,420.64-1,195,685.40

Finding the Fourth Proportional to 2,175,797.91, 3,002,420.64 and 1,195,685.40

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Solution

The fourth proportional to 2,175,797.91, 3,002,420.64 and 1,195,685.40 is: 1,649,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,797.91 : 3,002,420.64 = 1,195,685.40 : x
  2. Step 2: Convert to fraction form
    2,175,797.91/3,002,420.64 = 1,195,685.40/x
  3. Step 3: Cross multiply
    2,175,797.91x = 3,002,420.64 × 1,195,685.40
  4. Step 4: Simplify right side
    2,175,797.91x = 3,589,950,523,906.66
  5. Step 5: Solve for x
    x = 3,589,950,523,906.66/2,175,797.91
  6. Step 6: Final answer
    x = 1,649,946.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.