Home / 2,103,103.83-3,153,392.19-822,185.70

Finding the Fourth Proportional to 2,103,103.83, 3,153,392.19 and 822,185.70

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Solution

The fourth proportional to 2,103,103.83, 3,153,392.19 and 822,185.70 is: 1,232,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,103.83 : 3,153,392.19 = 822,185.70 : x
  2. Step 2: Convert to fraction form
    2,103,103.83/3,153,392.19 = 822,185.70/x
  3. Step 3: Cross multiply
    2,103,103.83x = 3,153,392.19 × 822,185.70
  4. Step 4: Simplify right side
    2,103,103.83x = 2,592,673,965,109.68
  5. Step 5: Solve for x
    x = 2,592,673,965,109.68/2,103,103.83
  6. Step 6: Final answer
    x = 1,232,784.58

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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.