Home / 1,149,441.66-1,586,229.21-666,287.19

Finding the Fourth Proportional to 1,149,441.66, 1,586,229.21 and 666,287.19

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Solution

The fourth proportional to 1,149,441.66, 1,586,229.21 and 666,287.19 is: 919,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,441.66 : 1,586,229.21 = 666,287.19 : x
  2. Step 2: Convert to fraction form
    1,149,441.66/1,586,229.21 = 666,287.19/x
  3. Step 3: Cross multiply
    1,149,441.66x = 1,586,229.21 × 666,287.19
  4. Step 4: Simplify right side
    1,149,441.66x = 1,056,884,203,026.82
  5. Step 5: Solve for x
    x = 1,056,884,203,026.82/1,149,441.66
  6. Step 6: Final answer
    x = 919,476.16

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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.