Home / 4,085,046.28-6,128,234.72-1,206,705.16

Finding the Fourth Proportional to 4,085,046.28, 6,128,234.72 and 1,206,705.16

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Solution

The fourth proportional to 4,085,046.28, 6,128,234.72 and 1,206,705.16 is: 1,810,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,046.28 : 6,128,234.72 = 1,206,705.16 : x
  2. Step 2: Convert to fraction form
    4,085,046.28/6,128,234.72 = 1,206,705.16/x
  3. Step 3: Cross multiply
    4,085,046.28x = 6,128,234.72 × 1,206,705.16
  4. Step 4: Simplify right side
    4,085,046.28x = 7,394,972,458,315.15
  5. Step 5: Solve for x
    x = 7,394,972,458,315.15/4,085,046.28
  6. Step 6: Final answer
    x = 1,810,254.27

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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.