Home / 3,958,242.48-5,462,385.21-2,147,406.48

Finding the Fourth Proportional to 3,958,242.48, 5,462,385.21 and 2,147,406.48

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Solution

The fourth proportional to 3,958,242.48, 5,462,385.21 and 2,147,406.48 is: 2,963,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,242.48 : 5,462,385.21 = 2,147,406.48 : x
  2. Step 2: Convert to fraction form
    3,958,242.48/5,462,385.21 = 2,147,406.48/x
  3. Step 3: Cross multiply
    3,958,242.48x = 5,462,385.21 × 2,147,406.48
  4. Step 4: Simplify right side
    3,958,242.48x = 11,729,961,396,210.16
  5. Step 5: Solve for x
    x = 11,729,961,396,210.16/3,958,242.48
  6. Step 6: Final answer
    x = 2,963,426.69

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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.