Home / 1,167,866.52-1,611,651.42-631,322.52

Finding the Fourth Proportional to 1,167,866.52, 1,611,651.42 and 631,322.52

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Solution

The fourth proportional to 1,167,866.52, 1,611,651.42 and 631,322.52 is: 871,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,866.52 : 1,611,651.42 = 631,322.52 : x
  2. Step 2: Convert to fraction form
    1,167,866.52/1,611,651.42 = 631,322.52/x
  3. Step 3: Cross multiply
    1,167,866.52x = 1,611,651.42 × 631,322.52
  4. Step 4: Simplify right side
    1,167,866.52x = 1,017,471,835,835.98
  5. Step 5: Solve for x
    x = 1,017,471,835,835.98/1,167,866.52
  6. Step 6: Final answer
    x = 871,222.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.