Home / 2,543,007.88-3,509,336.18-1,397,063.56

Finding the Fourth Proportional to 2,543,007.88, 3,509,336.18 and 1,397,063.56

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Solution

The fourth proportional to 2,543,007.88, 3,509,336.18 and 1,397,063.56 is: 1,927,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,007.88 : 3,509,336.18 = 1,397,063.56 : x
  2. Step 2: Convert to fraction form
    2,543,007.88/3,509,336.18 = 1,397,063.56/x
  3. Step 3: Cross multiply
    2,543,007.88x = 3,509,336.18 × 1,397,063.56
  4. Step 4: Simplify right side
    2,543,007.88x = 4,902,765,696,867.60
  5. Step 5: Solve for x
    x = 4,902,765,696,867.60/2,543,007.88
  6. Step 6: Final answer
    x = 1,927,939.64

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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.