Home / 2,018,138.23-3,027,218.28-522,230.23

Finding the Fourth Proportional to 2,018,138.23, 3,027,218.28 and 522,230.23

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Solution

The fourth proportional to 2,018,138.23, 3,027,218.28 and 522,230.23 is: 783,348.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,138.23 : 3,027,218.28 = 522,230.23 : x
  2. Step 2: Convert to fraction form
    2,018,138.23/3,027,218.28 = 522,230.23/x
  3. Step 3: Cross multiply
    2,018,138.23x = 3,027,218.28 × 522,230.23
  4. Step 4: Simplify right side
    2,018,138.23x = 1,580,904,898,624.60
  5. Step 5: Solve for x
    x = 1,580,904,898,624.60/2,018,138.23
  6. Step 6: Final answer
    x = 783,348.17

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Double scale
Find fourth proportional to 2,018,139.23, 3,027,219.78 and 522,231.23
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.