Home / 3,348,996.80-4,621,562.88-1,821,090.56

Finding the Fourth Proportional to 3,348,996.80, 4,621,562.88 and 1,821,090.56

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Solution

The fourth proportional to 3,348,996.80, 4,621,562.88 and 1,821,090.56 is: 2,513,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,996.80 : 4,621,562.88 = 1,821,090.56 : x
  2. Step 2: Convert to fraction form
    3,348,996.80/4,621,562.88 = 1,821,090.56/x
  3. Step 3: Cross multiply
    3,348,996.80x = 4,621,562.88 × 1,821,090.56
  4. Step 4: Simplify right side
    3,348,996.80x = 8,416,284,533,214.41
  5. Step 5: Solve for x
    x = 8,416,284,533,214.41/3,348,996.80
  6. Step 6: Final answer
    x = 2,513,076.31

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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.