Home / 1,500,458.48-2,245,855.08-988,546.28

Finding the Fourth Proportional to 1,500,458.48, 2,245,855.08 and 988,546.28

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Solution

The fourth proportional to 1,500,458.48, 2,245,855.08 and 988,546.28 is: 1,479,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,458.48 : 2,245,855.08 = 988,546.28 : x
  2. Step 2: Convert to fraction form
    1,500,458.48/2,245,855.08 = 988,546.28/x
  3. Step 3: Cross multiply
    1,500,458.48x = 2,245,855.08 × 988,546.28
  4. Step 4: Simplify right side
    1,500,458.48x = 2,220,131,684,753.10
  5. Step 5: Solve for x
    x = 2,220,131,684,753.10/1,500,458.48
  6. Step 6: Final answer
    x = 1,479,635.53

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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.