Home / 2,543,011.88-3,509,341.70-1,397,067.56

Finding the Fourth Proportional to 2,543,011.88, 3,509,341.70 and 1,397,067.56

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Solution

The fourth proportional to 2,543,011.88, 3,509,341.70 and 1,397,067.56 is: 1,927,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,011.88 : 3,509,341.70 = 1,397,067.56 : x
  2. Step 2: Convert to fraction form
    2,543,011.88/3,509,341.70 = 1,397,067.56/x
  3. Step 3: Cross multiply
    2,543,011.88x = 3,509,341.70 × 1,397,067.56
  4. Step 4: Simplify right side
    2,543,011.88x = 4,902,787,446,025.25
  5. Step 5: Solve for x
    x = 4,902,787,446,025.25/2,543,011.88
  6. Step 6: Final answer
    x = 1,927,945.16

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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.