Home / 1,131,284.70-1,561,203.68-615,073.34

Finding the Fourth Proportional to 1,131,284.70, 1,561,203.68 and 615,073.34

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Solution

The fourth proportional to 1,131,284.70, 1,561,203.68 and 615,073.34 is: 848,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,284.70 : 1,561,203.68 = 615,073.34 : x
  2. Step 2: Convert to fraction form
    1,131,284.70/1,561,203.68 = 615,073.34/x
  3. Step 3: Cross multiply
    1,131,284.70x = 1,561,203.68 × 615,073.34
  4. Step 4: Simplify right side
    1,131,284.70x = 960,254,750,996.51
  5. Step 5: Solve for x
    x = 960,254,750,996.51/1,131,284.70
  6. Step 6: Final answer
    x = 848,817.94

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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.