Home / 2,092,662.14-2,887,685.44-1,221,572.43

Finding the Fourth Proportional to 2,092,662.14, 2,887,685.44 and 1,221,572.43

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Solution

The fourth proportional to 2,092,662.14, 2,887,685.44 and 1,221,572.43 is: 1,685,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,662.14 : 2,887,685.44 = 1,221,572.43 : x
  2. Step 2: Convert to fraction form
    2,092,662.14/2,887,685.44 = 1,221,572.43/x
  3. Step 3: Cross multiply
    2,092,662.14x = 2,887,685.44 × 1,221,572.43
  4. Step 4: Simplify right side
    2,092,662.14x = 3,527,516,916,962.49
  5. Step 5: Solve for x
    x = 3,527,516,916,962.49/2,092,662.14
  6. Step 6: Final answer
    x = 1,685,660.03

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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.