Home / 2,012,114.20-3,018,705.90-874,388.20

Finding the Fourth Proportional to 2,012,114.20, 3,018,705.90 and 874,388.20

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Solution

The fourth proportional to 2,012,114.20, 3,018,705.90 and 874,388.20 is: 1,311,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,114.20 : 3,018,705.90 = 874,388.20 : x
  2. Step 2: Convert to fraction form
    2,012,114.20/3,018,705.90 = 874,388.20/x
  3. Step 3: Cross multiply
    2,012,114.20x = 3,018,705.90 × 874,388.20
  4. Step 4: Simplify right side
    2,012,114.20x = 2,639,520,818,230.38
  5. Step 5: Solve for x
    x = 2,639,520,818,230.38/2,012,114.20
  6. Step 6: Final answer
    x = 1,311,814.62

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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.