Home / 1,725,895.72-2,380,748.49-1,080,194.90

Finding the Fourth Proportional to 1,725,895.72, 2,380,748.49 and 1,080,194.90

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Solution

The fourth proportional to 1,725,895.72, 2,380,748.49 and 1,080,194.90 is: 1,490,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,895.72 : 2,380,748.49 = 1,080,194.90 : x
  2. Step 2: Convert to fraction form
    1,725,895.72/2,380,748.49 = 1,080,194.90/x
  3. Step 3: Cross multiply
    1,725,895.72x = 2,380,748.49 × 1,080,194.90
  4. Step 4: Simplify right side
    1,725,895.72x = 2,571,672,383,032.57
  5. Step 5: Solve for x
    x = 2,571,672,383,032.57/1,725,895.72
  6. Step 6: Final answer
    x = 1,490,050.85

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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.