Home / 2,382,122.10-3,287,349.32-1,294,393.66

Finding the Fourth Proportional to 2,382,122.10, 3,287,349.32 and 1,294,393.66

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Solution

The fourth proportional to 2,382,122.10, 3,287,349.32 and 1,294,393.66 is: 1,786,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,122.10 : 3,287,349.32 = 1,294,393.66 : x
  2. Step 2: Convert to fraction form
    2,382,122.10/3,287,349.32 = 1,294,393.66/x
  3. Step 3: Cross multiply
    2,382,122.10x = 3,287,349.32 × 1,294,393.66
  4. Step 4: Simplify right side
    2,382,122.10x = 4,255,124,103,322.97
  5. Step 5: Solve for x
    x = 4,255,124,103,322.97/2,382,122.10
  6. Step 6: Final answer
    x = 1,786,274.56

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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.