Home / 3,514,248.20-5,272,236.30-989,870.60

Finding the Fourth Proportional to 3,514,248.20, 5,272,236.30 and 989,870.60

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Solution

The fourth proportional to 3,514,248.20, 5,272,236.30 and 989,870.60 is: 1,485,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514,248.20 : 5,272,236.30 = 989,870.60 : x
  2. Step 2: Convert to fraction form
    3,514,248.20/5,272,236.30 = 989,870.60/x
  3. Step 3: Cross multiply
    3,514,248.20x = 5,272,236.30 × 989,870.60
  4. Step 4: Simplify right side
    3,514,248.20x = 5,218,831,709,622.78
  5. Step 5: Solve for x
    x = 5,218,831,709,622.78/3,514,248.20
  6. Step 6: Final answer
    x = 1,485,049.27

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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.