Home / 1,096,313.76-1,512,924.21-612,905.76

Finding the Fourth Proportional to 1,096,313.76, 1,512,924.21 and 612,905.76

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Solution

The fourth proportional to 1,096,313.76, 1,512,924.21 and 612,905.76 is: 845,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,313.76 : 1,512,924.21 = 612,905.76 : x
  2. Step 2: Convert to fraction form
    1,096,313.76/1,512,924.21 = 612,905.76/x
  3. Step 3: Cross multiply
    1,096,313.76x = 1,512,924.21 × 612,905.76
  4. Step 4: Simplify right side
    1,096,313.76x = 927,279,962,752.45
  5. Step 5: Solve for x
    x = 927,279,962,752.45/1,096,313.76
  6. Step 6: Final answer
    x = 845,816.22

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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.