Home / 1,131,286.70-1,561,206.44-615,075.34

Finding the Fourth Proportional to 1,131,286.70, 1,561,206.44 and 615,075.34

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Solution

The fourth proportional to 1,131,286.70, 1,561,206.44 and 615,075.34 is: 848,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,286.70 : 1,561,206.44 = 615,075.34 : x
  2. Step 2: Convert to fraction form
    1,131,286.70/1,561,206.44 = 615,075.34/x
  3. Step 3: Cross multiply
    1,131,286.70x = 1,561,206.44 × 615,075.34
  4. Step 4: Simplify right side
    1,131,286.70x = 960,259,581,893.19
  5. Step 5: Solve for x
    x = 960,259,581,893.19/1,131,286.70
  6. Step 6: Final answer
    x = 848,820.71

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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.