Home / 1,179,086.76-1,626,936.99-662,769.02

Finding the Fourth Proportional to 1,179,086.76, 1,626,936.99 and 662,769.02

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Solution

The fourth proportional to 1,179,086.76, 1,626,936.99 and 662,769.02 is: 914,507.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,086.76 : 1,626,936.99 = 662,769.02 : x
  2. Step 2: Convert to fraction form
    1,179,086.76/1,626,936.99 = 662,769.02/x
  3. Step 3: Cross multiply
    1,179,086.76x = 1,626,936.99 × 662,769.02
  4. Step 4: Simplify right side
    1,179,086.76x = 1,078,283,430,622.56
  5. Step 5: Solve for x
    x = 1,078,283,430,622.56/1,179,086.76
  6. Step 6: Final answer
    x = 914,507.28

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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.