Home / 2,175,353.39-3,002,264.46-1,315,919.79

Finding the Fourth Proportional to 2,175,353.39, 3,002,264.46 and 1,315,919.79

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Solution

The fourth proportional to 2,175,353.39, 3,002,264.46 and 1,315,919.79 is: 1,816,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,353.39 : 3,002,264.46 = 1,315,919.79 : x
  2. Step 2: Convert to fraction form
    2,175,353.39/3,002,264.46 = 1,315,919.79/x
  3. Step 3: Cross multiply
    2,175,353.39x = 3,002,264.46 × 1,315,919.79
  4. Step 4: Simplify right side
    2,175,353.39x = 3,950,739,217,727.66
  5. Step 5: Solve for x
    x = 3,950,739,217,727.66/2,175,353.39
  6. Step 6: Final answer
    x = 1,816,136.74

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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.