Home / 1,728,060.60-2,595,201.30-1,255,279.80

Finding the Fourth Proportional to 1,728,060.60, 2,595,201.30 and 1,255,279.80

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Solution

The fourth proportional to 1,728,060.60, 2,595,201.30 and 1,255,279.80 is: 1,885,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,060.60 : 2,595,201.30 = 1,255,279.80 : x
  2. Step 2: Convert to fraction form
    1,728,060.60/2,595,201.30 = 1,255,279.80/x
  3. Step 3: Cross multiply
    1,728,060.60x = 2,595,201.30 × 1,255,279.80
  4. Step 4: Simplify right side
    1,728,060.60x = 3,257,703,768,823.74
  5. Step 5: Solve for x
    x = 3,257,703,768,823.74/1,728,060.60
  6. Step 6: Final answer
    x = 1,885,179.12

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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.