Home / 2,382,649.86-3,288,082.20-1,294,921.47

Finding the Fourth Proportional to 2,382,649.86, 3,288,082.20 and 1,294,921.47

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Solution

The fourth proportional to 2,382,649.86, 3,288,082.20 and 1,294,921.47 is: 1,787,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,649.86 : 3,288,082.20 = 1,294,921.47 : x
  2. Step 2: Convert to fraction form
    2,382,649.86/3,288,082.20 = 1,294,921.47/x
  3. Step 3: Cross multiply
    2,382,649.86x = 3,288,082.20 × 1,294,921.47
  4. Step 4: Simplify right side
    2,382,649.86x = 4,257,808,235,904.83
  5. Step 5: Solve for x
    x = 4,257,808,235,904.83/2,382,649.86
  6. Step 6: Final answer
    x = 1,787,005.43

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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.