Home / 1,081,782.56-1,622,549.90-283,141.20

Finding the Fourth Proportional to 1,081,782.56, 1,622,549.90 and 283,141.20

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Solution

The fourth proportional to 1,081,782.56, 1,622,549.90 and 283,141.20 is: 424,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,782.56 : 1,622,549.90 = 283,141.20 : x
  2. Step 2: Convert to fraction form
    1,081,782.56/1,622,549.90 = 283,141.20/x
  3. Step 3: Cross multiply
    1,081,782.56x = 1,622,549.90 × 283,141.20
  4. Step 4: Simplify right side
    1,081,782.56x = 459,410,725,745.88
  5. Step 5: Solve for x
    x = 459,410,725,745.88/1,081,782.56
  6. Step 6: Final answer
    x = 424,679.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.