Home / 1,784,057.40-2,676,086.10-1,028,230.20

Finding the Fourth Proportional to 1,784,057.40, 2,676,086.10 and 1,028,230.20

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Solution

The fourth proportional to 1,784,057.40, 2,676,086.10 and 1,028,230.20 is: 1,542,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,057.40 : 2,676,086.10 = 1,028,230.20 : x
  2. Step 2: Convert to fraction form
    1,784,057.40/2,676,086.10 = 1,028,230.20/x
  3. Step 3: Cross multiply
    1,784,057.40x = 2,676,086.10 × 1,028,230.20
  4. Step 4: Simplify right side
    1,784,057.40x = 2,751,632,545,820.22
  5. Step 5: Solve for x
    x = 2,751,632,545,820.22/1,784,057.40
  6. Step 6: Final answer
    x = 1,542,345.30

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Double scale
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Similar ratio
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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.