Home / 1,103,735.55-1,523,161.04-644,877.03

Finding the Fourth Proportional to 1,103,735.55, 1,523,161.04 and 644,877.03

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Solution

The fourth proportional to 1,103,735.55, 1,523,161.04 and 644,877.03 is: 889,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,735.55 : 1,523,161.04 = 644,877.03 : x
  2. Step 2: Convert to fraction form
    1,103,735.55/1,523,161.04 = 644,877.03/x
  3. Step 3: Cross multiply
    1,103,735.55x = 1,523,161.04 × 644,877.03
  4. Step 4: Simplify right side
    1,103,735.55x = 982,251,564,462.53
  5. Step 5: Solve for x
    x = 982,251,564,462.53/1,103,735.55
  6. Step 6: Final answer
    x = 889,933.79

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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.