Home / 2,103,087.57-3,153,367.81-822,169.43

Finding the Fourth Proportional to 2,103,087.57, 3,153,367.81 and 822,169.43

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Solution

The fourth proportional to 2,103,087.57, 3,153,367.81 and 822,169.43 is: 1,232,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,087.57 : 3,153,367.81 = 822,169.43 : x
  2. Step 2: Convert to fraction form
    2,103,087.57/3,153,367.81 = 822,169.43/x
  3. Step 3: Cross multiply
    2,103,087.57x = 3,153,367.81 × 822,169.43
  4. Step 4: Simplify right side
    2,103,087.57x = 2,592,602,614,928.05
  5. Step 5: Solve for x
    x = 2,592,602,614,928.05/2,103,087.57
  6. Step 6: Final answer
    x = 1,232,760.18

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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.