Home / 1,351,829.60-2,027,486.24-405,200.32

Finding the Fourth Proportional to 1,351,829.60, 2,027,486.24 and 405,200.32

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Solution

The fourth proportional to 1,351,829.60, 2,027,486.24 and 405,200.32 is: 607,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,829.60 : 2,027,486.24 = 405,200.32 : x
  2. Step 2: Convert to fraction form
    1,351,829.60/2,027,486.24 = 405,200.32/x
  3. Step 3: Cross multiply
    1,351,829.60x = 2,027,486.24 × 405,200.32
  4. Step 4: Simplify right side
    1,351,829.60x = 821,538,081,352.24
  5. Step 5: Solve for x
    x = 821,538,081,352.24/1,351,829.60
  6. Step 6: Final answer
    x = 607,723.10

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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.