Home / 1,091,025.36-1,505,507.22-607,635.51

Finding the Fourth Proportional to 1,091,025.36, 1,505,507.22 and 607,635.51

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Solution

The fourth proportional to 1,091,025.36, 1,505,507.22 and 607,635.51 is: 838,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,025.36 : 1,505,507.22 = 607,635.51 : x
  2. Step 2: Convert to fraction form
    1,091,025.36/1,505,507.22 = 607,635.51/x
  3. Step 3: Cross multiply
    1,091,025.36x = 1,505,507.22 × 607,635.51
  4. Step 4: Simplify right side
    1,091,025.36x = 914,799,647,433.38
  5. Step 5: Solve for x
    x = 914,799,647,433.38/1,091,025.36
  6. Step 6: Final answer
    x = 838,476.98

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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.