Home / 1,357,904.66-2,036,859.72-505,163.30

Finding the Fourth Proportional to 1,357,904.66, 2,036,859.72 and 505,163.30

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Solution

The fourth proportional to 1,357,904.66, 2,036,859.72 and 505,163.30 is: 757,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,904.66 : 2,036,859.72 = 505,163.30 : x
  2. Step 2: Convert to fraction form
    1,357,904.66/2,036,859.72 = 505,163.30/x
  3. Step 3: Cross multiply
    1,357,904.66x = 2,036,859.72 × 505,163.30
  4. Step 4: Simplify right side
    1,357,904.66x = 1,028,946,777,792.28
  5. Step 5: Solve for x
    x = 1,028,946,777,792.28/1,357,904.66
  6. Step 6: Final answer
    x = 757,745.97

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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.