Home / 1,339,043.32-2,007,825.62-697,745.96

Finding the Fourth Proportional to 1,339,043.32, 2,007,825.62 and 697,745.96

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Solution

The fourth proportional to 1,339,043.32, 2,007,825.62 and 697,745.96 is: 1,046,233.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,043.32 : 2,007,825.62 = 697,745.96 : x
  2. Step 2: Convert to fraction form
    1,339,043.32/2,007,825.62 = 697,745.96/x
  3. Step 3: Cross multiply
    1,339,043.32x = 2,007,825.62 × 697,745.96
  4. Step 4: Simplify right side
    1,339,043.32x = 1,400,952,214,739.50
  5. Step 5: Solve for x
    x = 1,400,952,214,739.50/1,339,043.32
  6. Step 6: Final answer
    x = 1,046,233.68

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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.