Home / 4,052,617.80-6,078,149.10-1,212,822.60

Finding the Fourth Proportional to 4,052,617.80, 6,078,149.10 and 1,212,822.60

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Solution

The fourth proportional to 4,052,617.80, 6,078,149.10 and 1,212,822.60 is: 1,819,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052,617.80 : 6,078,149.10 = 1,212,822.60 : x
  2. Step 2: Convert to fraction form
    4,052,617.80/6,078,149.10 = 1,212,822.60/x
  3. Step 3: Cross multiply
    4,052,617.80x = 6,078,149.10 × 1,212,822.60
  4. Step 4: Simplify right side
    4,052,617.80x = 7,371,716,594,649.66
  5. Step 5: Solve for x
    x = 7,371,716,594,649.66/4,052,617.80
  6. Step 6: Final answer
    x = 1,819,001.19

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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.