Home / 2,175,352.39-3,002,263.08-1,315,918.79

Finding the Fourth Proportional to 2,175,352.39, 3,002,263.08 and 1,315,918.79

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Solution

The fourth proportional to 2,175,352.39, 3,002,263.08 and 1,315,918.79 is: 1,816,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,352.39 : 3,002,263.08 = 1,315,918.79 : x
  2. Step 2: Convert to fraction form
    2,175,352.39/3,002,263.08 = 1,315,918.79/x
  3. Step 3: Cross multiply
    2,175,352.39x = 3,002,263.08 × 1,315,918.79
  4. Step 4: Simplify right side
    2,175,352.39x = 3,950,734,392,915.68
  5. Step 5: Solve for x
    x = 3,950,734,392,915.68/2,175,352.39
  6. Step 6: Final answer
    x = 1,816,135.36

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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.