Home / 1,188,369.68-1,782,849.72-589,611.92

Finding the Fourth Proportional to 1,188,369.68, 1,782,849.72 and 589,611.92

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Solution

The fourth proportional to 1,188,369.68, 1,782,849.72 and 589,611.92 is: 884,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,369.68 : 1,782,849.72 = 589,611.92 : x
  2. Step 2: Convert to fraction form
    1,188,369.68/1,782,849.72 = 589,611.92/x
  3. Step 3: Cross multiply
    1,188,369.68x = 1,782,849.72 × 589,611.92
  4. Step 4: Simplify right side
    1,188,369.68x = 1,051,189,446,480.66
  5. Step 5: Solve for x
    x = 1,051,189,446,480.66/1,188,369.68
  6. Step 6: Final answer
    x = 884,564.34

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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.