Home / 1,657,183.60-2,485,629.60-458,999.20

Finding the Fourth Proportional to 1,657,183.60, 2,485,629.60 and 458,999.20

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Solution

The fourth proportional to 1,657,183.60, 2,485,629.60 and 458,999.20 is: 688,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,183.60 : 2,485,629.60 = 458,999.20 : x
  2. Step 2: Convert to fraction form
    1,657,183.60/2,485,629.60 = 458,999.20/x
  3. Step 3: Cross multiply
    1,657,183.60x = 2,485,629.60 × 458,999.20
  4. Step 4: Simplify right side
    1,657,183.60x = 1,140,901,997,896.32
  5. Step 5: Solve for x
    x = 1,140,901,997,896.32/1,657,183.60
  6. Step 6: Final answer
    x = 688,458.42

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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.