Home / 2,611,385.56-3,916,626.90-692,309.44

Finding the Fourth Proportional to 2,611,385.56, 3,916,626.90 and 692,309.44

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Solution

The fourth proportional to 2,611,385.56, 3,916,626.90 and 692,309.44 is: 1,038,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611,385.56 : 3,916,626.90 = 692,309.44 : x
  2. Step 2: Convert to fraction form
    2,611,385.56/3,916,626.90 = 692,309.44/x
  3. Step 3: Cross multiply
    2,611,385.56x = 3,916,626.90 × 692,309.44
  4. Step 4: Simplify right side
    2,611,385.56x = 2,711,517,775,827.94
  5. Step 5: Solve for x
    x = 2,711,517,775,827.94/2,611,385.56
  6. Step 6: Final answer
    x = 1,038,344.48

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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.