Home / 1,131,168.43-1,560,995.71-614,905.21

Finding the Fourth Proportional to 1,131,168.43, 1,560,995.71 and 614,905.21

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Solution

The fourth proportional to 1,131,168.43, 1,560,995.71 and 614,905.21 is: 848,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,168.43 : 1,560,995.71 = 614,905.21 : x
  2. Step 2: Convert to fraction form
    1,131,168.43/1,560,995.71 = 614,905.21/x
  3. Step 3: Cross multiply
    1,131,168.43x = 1,560,995.71 × 614,905.21
  4. Step 4: Simplify right side
    1,131,168.43x = 959,864,394,866.65
  5. Step 5: Solve for x
    x = 959,864,394,866.65/1,131,168.43
  6. Step 6: Final answer
    x = 848,560.10

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Double scale
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1.5x scale

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.