Home / 3,380,640.30-4,665,256.83-1,852,743.78

Finding the Fourth Proportional to 3,380,640.30, 4,665,256.83 and 1,852,743.78

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Solution

The fourth proportional to 3,380,640.30, 4,665,256.83 and 1,852,743.78 is: 2,556,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,640.30 : 4,665,256.83 = 1,852,743.78 : x
  2. Step 2: Convert to fraction form
    3,380,640.30/4,665,256.83 = 1,852,743.78/x
  3. Step 3: Cross multiply
    3,380,640.30x = 4,665,256.83 × 1,852,743.78
  4. Step 4: Simplify right side
    3,380,640.30x = 8,643,525,573,885.02
  5. Step 5: Solve for x
    x = 8,643,525,573,885.02/3,380,640.30
  6. Step 6: Final answer
    x = 2,556,771.74

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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.