Home / 1,300,467.36-1,950,766.32-414,072.48

Finding the Fourth Proportional to 1,300,467.36, 1,950,766.32 and 414,072.48

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Solution

The fourth proportional to 1,300,467.36, 1,950,766.32 and 414,072.48 is: 621,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,467.36 : 1,950,766.32 = 414,072.48 : x
  2. Step 2: Convert to fraction form
    1,300,467.36/1,950,766.32 = 414,072.48/x
  3. Step 3: Cross multiply
    1,300,467.36x = 1,950,766.32 × 414,072.48
  4. Step 4: Simplify right side
    1,300,467.36x = 807,758,648,022.87
  5. Step 5: Solve for x
    x = 807,758,648,022.87/1,300,467.36
  6. Step 6: Final answer
    x = 621,129.51

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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.