Home / 1,545,231.21-2,318,512.82-835,758.69

Finding the Fourth Proportional to 1,545,231.21, 2,318,512.82 and 835,758.69

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Solution

The fourth proportional to 1,545,231.21, 2,318,512.82 and 835,758.69 is: 1,253,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,231.21 : 2,318,512.82 = 835,758.69 : x
  2. Step 2: Convert to fraction form
    1,545,231.21/2,318,512.82 = 835,758.69/x
  3. Step 3: Cross multiply
    1,545,231.21x = 2,318,512.82 × 835,758.69
  4. Step 4: Simplify right side
    1,545,231.21x = 1,937,717,233,012.61
  5. Step 5: Solve for x
    x = 1,937,717,233,012.61/1,545,231.21
  6. Step 6: Final answer
    x = 1,253,998.25

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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.