Home / 1,976,083.20-2,725,942.89-1,201,950.81

Finding the Fourth Proportional to 1,976,083.20, 2,725,942.89 and 1,201,950.81

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Solution

The fourth proportional to 1,976,083.20, 2,725,942.89 and 1,201,950.81 is: 1,658,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,083.20 : 2,725,942.89 = 1,201,950.81 : x
  2. Step 2: Convert to fraction form
    1,976,083.20/2,725,942.89 = 1,201,950.81/x
  3. Step 3: Cross multiply
    1,976,083.20x = 2,725,942.89 × 1,201,950.81
  4. Step 4: Simplify right side
    1,976,083.20x = 3,276,449,264,649.24
  5. Step 5: Solve for x
    x = 3,276,449,264,649.24/1,976,083.20
  6. Step 6: Final answer
    x = 1,658,052.28

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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.