Home / 3,958,039.31-5,461,633.44-2,215,804.10

Finding the Fourth Proportional to 3,958,039.31, 5,461,633.44 and 2,215,804.10

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Solution

The fourth proportional to 3,958,039.31, 5,461,633.44 and 2,215,804.10 is: 3,057,551.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,039.31 : 5,461,633.44 = 2,215,804.10 : x
  2. Step 2: Convert to fraction form
    3,958,039.31/5,461,633.44 = 2,215,804.10/x
  3. Step 3: Cross multiply
    3,958,039.31x = 5,461,633.44 × 2,215,804.10
  4. Step 4: Simplify right side
    3,958,039.31x = 12,101,909,741,740.94
  5. Step 5: Solve for x
    x = 12,101,909,741,740.94/3,958,039.31
  6. Step 6: Final answer
    x = 3,057,551.68

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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.