Home / 3,490,873.20-5,236,262.82-1,362,452.40

Finding the Fourth Proportional to 3,490,873.20, 5,236,262.82 and 1,362,452.40

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Solution

The fourth proportional to 3,490,873.20, 5,236,262.82 and 1,362,452.40 is: 2,043,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,873.20 : 5,236,262.82 = 1,362,452.40 : x
  2. Step 2: Convert to fraction form
    3,490,873.20/5,236,262.82 = 1,362,452.40/x
  3. Step 3: Cross multiply
    3,490,873.20x = 5,236,262.82 × 1,362,452.40
  4. Step 4: Simplify right side
    3,490,873.20x = 7,134,158,846,139.77
  5. Step 5: Solve for x
    x = 7,134,158,846,139.77/3,490,873.20
  6. Step 6: Final answer
    x = 2,043,660.26

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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.