Home / 1,255,729.64-1,732,859.16-682,770.28

Finding the Fourth Proportional to 1,255,729.64, 1,732,859.16 and 682,770.28

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Solution

The fourth proportional to 1,255,729.64, 1,732,859.16 and 682,770.28 is: 942,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,729.64 : 1,732,859.16 = 682,770.28 : x
  2. Step 2: Convert to fraction form
    1,255,729.64/1,732,859.16 = 682,770.28/x
  3. Step 3: Cross multiply
    1,255,729.64x = 1,732,859.16 × 682,770.28
  4. Step 4: Simplify right side
    1,255,729.64x = 1,183,144,733,873.76
  5. Step 5: Solve for x
    x = 1,183,144,733,873.76/1,255,729.64
  6. Step 6: Final answer
    x = 942,197.03

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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.