Home / 3,147,984.75-4,344,218.96-1,789,857.75

Finding the Fourth Proportional to 3,147,984.75, 4,344,218.96 and 1,789,857.75

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Solution

The fourth proportional to 3,147,984.75, 4,344,218.96 and 1,789,857.75 is: 2,470,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,984.75 : 4,344,218.96 = 1,789,857.75 : x
  2. Step 2: Convert to fraction form
    3,147,984.75/4,344,218.96 = 1,789,857.75/x
  3. Step 3: Cross multiply
    3,147,984.75x = 4,344,218.96 × 1,789,857.75
  4. Step 4: Simplify right side
    3,147,984.75x = 7,775,533,964,303.65
  5. Step 5: Solve for x
    x = 7,775,533,964,303.65/3,147,984.75
  6. Step 6: Final answer
    x = 2,470,003.70

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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.