Home / 1,203,748.89-1,805,859.35-445,596.18

Finding the Fourth Proportional to 1,203,748.89, 1,805,859.35 and 445,596.18

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Solution

The fourth proportional to 1,203,748.89, 1,805,859.35 and 445,596.18 is: 668,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,748.89 : 1,805,859.35 = 445,596.18 : x
  2. Step 2: Convert to fraction form
    1,203,748.89/1,805,859.35 = 445,596.18/x
  3. Step 3: Cross multiply
    1,203,748.89x = 1,805,859.35 × 445,596.18
  4. Step 4: Simplify right side
    1,203,748.89x = 804,684,027,977.28
  5. Step 5: Solve for x
    x = 804,684,027,977.28/1,203,748.89
  6. Step 6: Final answer
    x = 668,481.64

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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.