Home / 2,644,960.54-3,964,120.21-1,430,488.75

Finding the Fourth Proportional to 2,644,960.54, 3,964,120.21 and 1,430,488.75

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Solution

The fourth proportional to 2,644,960.54, 3,964,120.21 and 1,430,488.75 is: 2,143,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,960.54 : 3,964,120.21 = 1,430,488.75 : x
  2. Step 2: Convert to fraction form
    2,644,960.54/3,964,120.21 = 1,430,488.75/x
  3. Step 3: Cross multiply
    2,644,960.54x = 3,964,120.21 × 1,430,488.75
  4. Step 4: Simplify right side
    2,644,960.54x = 5,670,629,364,052.64
  5. Step 5: Solve for x
    x = 5,670,629,364,052.64/2,644,960.54
  6. Step 6: Final answer
    x = 2,143,937.23

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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.