Home / 2,012,010.30-3,018,015.45-664,380.90

Finding the Fourth Proportional to 2,012,010.30, 3,018,015.45 and 664,380.90

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Solution

The fourth proportional to 2,012,010.30, 3,018,015.45 and 664,380.90 is: 996,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,010.30 : 3,018,015.45 = 664,380.90 : x
  2. Step 2: Convert to fraction form
    2,012,010.30/3,018,015.45 = 664,380.90/x
  3. Step 3: Cross multiply
    2,012,010.30x = 3,018,015.45 × 664,380.90
  4. Step 4: Simplify right side
    2,012,010.30x = 2,005,111,820,884.91
  5. Step 5: Solve for x
    x = 2,005,111,820,884.91/2,012,010.30
  6. Step 6: Final answer
    x = 996,571.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.