Home / 2,109,005.58-3,168,555.22-1,352,329.55

Finding the Fourth Proportional to 2,109,005.58, 3,168,555.22 and 1,352,329.55

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Solution

The fourth proportional to 2,109,005.58, 3,168,555.22 and 1,352,329.55 is: 2,031,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,005.58 : 3,168,555.22 = 1,352,329.55 : x
  2. Step 2: Convert to fraction form
    2,109,005.58/3,168,555.22 = 1,352,329.55/x
  3. Step 3: Cross multiply
    2,109,005.58x = 3,168,555.22 × 1,352,329.55
  4. Step 4: Simplify right side
    2,109,005.58x = 4,284,930,853,847.18
  5. Step 5: Solve for x
    x = 4,284,930,853,847.18/2,109,005.58
  6. Step 6: Final answer
    x = 2,031,730.45

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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.