Home / 1,618,002.80-2,232,829.08-892,857.20

Finding the Fourth Proportional to 1,618,002.80, 2,232,829.08 and 892,857.20

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Solution

The fourth proportional to 1,618,002.80, 2,232,829.08 and 892,857.20 is: 1,232,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,002.80 : 2,232,829.08 = 892,857.20 : x
  2. Step 2: Convert to fraction form
    1,618,002.80/2,232,829.08 = 892,857.20/x
  3. Step 3: Cross multiply
    1,618,002.80x = 2,232,829.08 × 892,857.20
  4. Step 4: Simplify right side
    1,618,002.80x = 1,993,597,520,447.38
  5. Step 5: Solve for x
    x = 1,993,597,520,447.38/1,618,002.80
  6. Step 6: Final answer
    x = 1,232,134.78

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1.5x scale

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.