Home / 2,285,739.68-3,428,084.84-1,362,756.78

Finding the Fourth Proportional to 2,285,739.68, 3,428,084.84 and 1,362,756.78

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Solution

The fourth proportional to 2,285,739.68, 3,428,084.84 and 1,362,756.78 is: 2,043,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,739.68 : 3,428,084.84 = 1,362,756.78 : x
  2. Step 2: Convert to fraction form
    2,285,739.68/3,428,084.84 = 1,362,756.78/x
  3. Step 3: Cross multiply
    2,285,739.68x = 3,428,084.84 × 1,362,756.78
  4. Step 4: Simplify right side
    2,285,739.68x = 4,671,645,851,311.43
  5. Step 5: Solve for x
    x = 4,671,645,851,311.43/2,285,739.68
  6. Step 6: Final answer
    x = 2,043,822.36

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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.