Home / 1,618,005.80-2,232,833.22-892,860.20

Finding the Fourth Proportional to 1,618,005.80, 2,232,833.22 and 892,860.20

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Solution

The fourth proportional to 1,618,005.80, 2,232,833.22 and 892,860.20 is: 1,232,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,005.80 : 2,232,833.22 = 892,860.20 : x
  2. Step 2: Convert to fraction form
    1,618,005.80/2,232,833.22 = 892,860.20/x
  3. Step 3: Cross multiply
    1,618,005.80x = 2,232,833.22 × 892,860.20
  4. Step 4: Simplify right side
    1,618,005.80x = 1,993,607,915,375.84
  5. Step 5: Solve for x
    x = 1,993,607,915,375.84/1,618,005.80
  6. Step 6: Final answer
    x = 1,232,138.92

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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.