Home / 3,426,121-5,137,189.47-1,296,369.37

Finding the Fourth Proportional to 3,426,121, 5,137,189.47 and 1,296,369.37

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Solution

The fourth proportional to 3,426,121, 5,137,189.47 and 1,296,369.37 is: 1,943,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,121 : 5,137,189.47 = 1,296,369.37 : x
  2. Step 2: Convert to fraction form
    3,426,121/5,137,189.47 = 1,296,369.37/x
  3. Step 3: Cross multiply
    3,426,121x = 5,137,189.47 × 1,296,369.37
  4. Step 4: Simplify right side
    3,426,121x = 6,659,695,076,794.53
  5. Step 5: Solve for x
    x = 6,659,695,076,794.53/3,426,121
  6. Step 6: Final answer
    x = 1,943,800.31

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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.