Home / 1,255,674.44-1,732,821.96-682,714.76

Finding the Fourth Proportional to 1,255,674.44, 1,732,821.96 and 682,714.76

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Solution

The fourth proportional to 1,255,674.44, 1,732,821.96 and 682,714.76 is: 942,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,674.44 : 1,732,821.96 = 682,714.76 : x
  2. Step 2: Convert to fraction form
    1,255,674.44/1,732,821.96 = 682,714.76/x
  3. Step 3: Cross multiply
    1,255,674.44x = 1,732,821.96 × 682,714.76
  4. Step 4: Simplify right side
    1,255,674.44x = 1,183,023,128,544.13
  5. Step 5: Solve for x
    x = 1,183,023,128,544.13/1,255,674.44
  6. Step 6: Final answer
    x = 942,141.60

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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.