Home / 1,802,891.15-2,487,895.26-986,938.56

Finding the Fourth Proportional to 1,802,891.15, 2,487,895.26 and 986,938.56

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Solution

The fourth proportional to 1,802,891.15, 2,487,895.26 and 986,938.56 is: 1,361,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,891.15 : 2,487,895.26 = 986,938.56 : x
  2. Step 2: Convert to fraction form
    1,802,891.15/2,487,895.26 = 986,938.56/x
  3. Step 3: Cross multiply
    1,802,891.15x = 2,487,895.26 × 986,938.56
  4. Step 4: Simplify right side
    1,802,891.15x = 2,455,399,761,634.21
  5. Step 5: Solve for x
    x = 2,455,399,761,634.21/1,802,891.15
  6. Step 6: Final answer
    x = 1,361,923.47

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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.