Home / 2,018,139.23-3,027,219.78-522,231.23

Finding the Fourth Proportional to 2,018,139.23, 3,027,219.78 and 522,231.23

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Solution

The fourth proportional to 2,018,139.23, 3,027,219.78 and 522,231.23 is: 783,349.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,139.23 : 3,027,219.78 = 522,231.23 : x
  2. Step 2: Convert to fraction form
    2,018,139.23/3,027,219.78 = 522,231.23/x
  3. Step 3: Cross multiply
    2,018,139.23x = 3,027,219.78 × 522,231.23
  4. Step 4: Simplify right side
    2,018,139.23x = 1,580,908,709,189.73
  5. Step 5: Solve for x
    x = 1,580,908,709,189.73/2,018,139.23
  6. Step 6: Final answer
    x = 783,349.67

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Double scale
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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.