Home / 2,048,090.40-3,072,135.60-628,135.20

Finding the Fourth Proportional to 2,048,090.40, 3,072,135.60 and 628,135.20

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Solution

The fourth proportional to 2,048,090.40, 3,072,135.60 and 628,135.20 is: 942,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,090.40 : 3,072,135.60 = 628,135.20 : x
  2. Step 2: Convert to fraction form
    2,048,090.40/3,072,135.60 = 628,135.20/x
  3. Step 3: Cross multiply
    2,048,090.40x = 3,072,135.60 × 628,135.20
  4. Step 4: Simplify right side
    2,048,090.40x = 1,929,716,509,533.12
  5. Step 5: Solve for x
    x = 1,929,716,509,533.12/2,048,090.40
  6. Step 6: Final answer
    x = 942,202.80

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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.