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Finding the Fourth Proportional to 3,579,307.90, 5,368,973.03 and 883,633.43

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Solution

The fourth proportional to 3,579,307.90, 5,368,973.03 and 883,633.43 is: 1,325,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,307.90 : 5,368,973.03 = 883,633.43 : x
  2. Step 2: Convert to fraction form
    3,579,307.90/5,368,973.03 = 883,633.43/x
  3. Step 3: Cross multiply
    3,579,307.90x = 5,368,973.03 × 883,633.43
  4. Step 4: Simplify right side
    3,579,307.90x = 4,744,204,054,076.39
  5. Step 5: Solve for x
    x = 4,744,204,054,076.39/3,579,307.90
  6. Step 6: Final answer
    x = 1,325,452.91

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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.