Home / 2,175,117.49-3,263,008.20-1,109,578.24

Finding the Fourth Proportional to 2,175,117.49, 3,263,008.20 and 1,109,578.24

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Solution

The fourth proportional to 2,175,117.49, 3,263,008.20 and 1,109,578.24 is: 1,664,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,117.49 : 3,263,008.20 = 1,109,578.24 : x
  2. Step 2: Convert to fraction form
    2,175,117.49/3,263,008.20 = 1,109,578.24/x
  3. Step 3: Cross multiply
    2,175,117.49x = 3,263,008.20 × 1,109,578.24
  4. Step 4: Simplify right side
    2,175,117.49x = 3,620,562,895,661.57
  5. Step 5: Solve for x
    x = 3,620,562,895,661.57/2,175,117.49
  6. Step 6: Final answer
    x = 1,664,536.70

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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.