Home / 1,167,838.44-1,611,619.38-631,294.44

Finding the Fourth Proportional to 1,167,838.44, 1,611,619.38 and 631,294.44

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Solution

The fourth proportional to 1,167,838.44, 1,611,619.38 and 631,294.44 is: 871,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,838.44 : 1,611,619.38 = 631,294.44 : x
  2. Step 2: Convert to fraction form
    1,167,838.44/1,611,619.38 = 631,294.44/x
  3. Step 3: Cross multiply
    1,167,838.44x = 1,611,619.38 × 631,294.44
  4. Step 4: Simplify right side
    1,167,838.44x = 1,017,406,353,990.25
  5. Step 5: Solve for x
    x = 1,017,406,353,990.25/1,167,838.44
  6. Step 6: Final answer
    x = 871,187.59

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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.