Home / 3,211,522.75-4,816,083.56-1,291,785.23

Finding the Fourth Proportional to 3,211,522.75, 4,816,083.56 and 1,291,785.23

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Solution

The fourth proportional to 3,211,522.75, 4,816,083.56 and 1,291,785.23 is: 1,937,194.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,522.75 : 4,816,083.56 = 1,291,785.23 : x
  2. Step 2: Convert to fraction form
    3,211,522.75/4,816,083.56 = 1,291,785.23/x
  3. Step 3: Cross multiply
    3,211,522.75x = 4,816,083.56 × 1,291,785.23
  4. Step 4: Simplify right side
    3,211,522.75x = 6,221,345,578,714.48
  5. Step 5: Solve for x
    x = 6,221,345,578,714.48/3,211,522.75
  6. Step 6: Final answer
    x = 1,937,194.93

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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.