Home / 3,446,611.20-5,169,916.80-887,821.20

Finding the Fourth Proportional to 3,446,611.20, 5,169,916.80 and 887,821.20

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Solution

The fourth proportional to 3,446,611.20, 5,169,916.80 and 887,821.20 is: 1,331,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446,611.20 : 5,169,916.80 = 887,821.20 : x
  2. Step 2: Convert to fraction form
    3,446,611.20/5,169,916.80 = 887,821.20/x
  3. Step 3: Cross multiply
    3,446,611.20x = 5,169,916.80 × 887,821.20
  4. Step 4: Simplify right side
    3,446,611.20x = 4,589,961,737,276.16
  5. Step 5: Solve for x
    x = 4,589,961,737,276.16/3,446,611.20
  6. Step 6: Final answer
    x = 1,331,731.80

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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.