Home / 1,661,838.12-2,295,228.26-1,117,028.04

Finding the Fourth Proportional to 1,661,838.12, 2,295,228.26 and 1,117,028.04

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Solution

The fourth proportional to 1,661,838.12, 2,295,228.26 and 1,117,028.04 is: 1,542,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,838.12 : 2,295,228.26 = 1,117,028.04 : x
  2. Step 2: Convert to fraction form
    1,661,838.12/2,295,228.26 = 1,117,028.04/x
  3. Step 3: Cross multiply
    1,661,838.12x = 2,295,228.26 × 1,117,028.04
  4. Step 4: Simplify right side
    1,661,838.12x = 2,563,834,324,620.41
  5. Step 5: Solve for x
    x = 2,563,834,324,620.41/1,661,838.12
  6. Step 6: Final answer
    x = 1,542,770.20

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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.