Home / 1,254,775.56-1,731,586.86-681,817.74

Finding the Fourth Proportional to 1,254,775.56, 1,731,586.86 and 681,817.74

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Solution

The fourth proportional to 1,254,775.56, 1,731,586.86 and 681,817.74 is: 940,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,775.56 : 1,731,586.86 = 681,817.74 : x
  2. Step 2: Convert to fraction form
    1,254,775.56/1,731,586.86 = 681,817.74/x
  3. Step 3: Cross multiply
    1,254,775.56x = 1,731,586.86 × 681,817.74
  4. Step 4: Simplify right side
    1,254,775.56x = 1,180,626,639,498.90
  5. Step 5: Solve for x
    x = 1,180,626,639,498.90/1,254,775.56
  6. Step 6: Final answer
    x = 940,906.63

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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.