Home / 1,254,634.40-1,731,403.20-681,674.24

Finding the Fourth Proportional to 1,254,634.40, 1,731,403.20 and 681,674.24

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Solution

The fourth proportional to 1,254,634.40, 1,731,403.20 and 681,674.24 is: 940,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,634.40 : 1,731,403.20 = 681,674.24 : x
  2. Step 2: Convert to fraction form
    1,254,634.40/1,731,403.20 = 681,674.24/x
  3. Step 3: Cross multiply
    1,254,634.40x = 1,731,403.20 × 681,674.24
  4. Step 4: Simplify right side
    1,254,634.40x = 1,180,252,960,493.57
  5. Step 5: Solve for x
    x = 1,180,252,960,493.57/1,254,634.40
  6. Step 6: Final answer
    x = 940,714.65

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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.