Home / 1,490,447.03-2,236,000.41-543,815.01

Finding the Fourth Proportional to 1,490,447.03, 2,236,000.41 and 543,815.01

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Solution

The fourth proportional to 1,490,447.03, 2,236,000.41 and 543,815.01 is: 815,842.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,447.03 : 2,236,000.41 = 543,815.01 : x
  2. Step 2: Convert to fraction form
    1,490,447.03/2,236,000.41 = 543,815.01/x
  3. Step 3: Cross multiply
    1,490,447.03x = 2,236,000.41 × 543,815.01
  4. Step 4: Simplify right side
    1,490,447.03x = 1,215,970,585,324.15
  5. Step 5: Solve for x
    x = 1,215,970,585,324.15/1,490,447.03
  6. Step 6: Final answer
    x = 815,842.87

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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.