Home / 2,734,342.92-4,102,400.12-1,314,509.72

Finding the Fourth Proportional to 2,734,342.92, 4,102,400.12 and 1,314,509.72

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Solution

The fourth proportional to 2,734,342.92, 4,102,400.12 and 1,314,509.72 is: 1,972,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734,342.92 : 4,102,400.12 = 1,314,509.72 : x
  2. Step 2: Convert to fraction form
    2,734,342.92/4,102,400.12 = 1,314,509.72/x
  3. Step 3: Cross multiply
    2,734,342.92x = 4,102,400.12 × 1,314,509.72
  4. Step 4: Simplify right side
    2,734,342.92x = 5,392,644,805,984.62
  5. Step 5: Solve for x
    x = 5,392,644,805,984.62/2,734,342.92
  6. Step 6: Final answer
    x = 1,972,190.38

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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.