Home / 1,467,724.20-2,201,586.30-989,427.30

Finding the Fourth Proportional to 1,467,724.20, 2,201,586.30 and 989,427.30

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Solution

The fourth proportional to 1,467,724.20, 2,201,586.30 and 989,427.30 is: 1,484,140.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,724.20 : 2,201,586.30 = 989,427.30 : x
  2. Step 2: Convert to fraction form
    1,467,724.20/2,201,586.30 = 989,427.30/x
  3. Step 3: Cross multiply
    1,467,724.20x = 2,201,586.30 × 989,427.30
  4. Step 4: Simplify right side
    1,467,724.20x = 2,178,309,588,525.99
  5. Step 5: Solve for x
    x = 2,178,309,588,525.99/1,467,724.20
  6. Step 6: Final answer
    x = 1,484,140.95

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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.