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Finding the Fourth Proportional to 4,608,542.63, 6,913,498.73 and 1,491,550.94

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Solution

The fourth proportional to 4,608,542.63, 6,913,498.73 and 1,491,550.94 is: 2,237,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608,542.63 : 6,913,498.73 = 1,491,550.94 : x
  2. Step 2: Convert to fraction form
    4,608,542.63/6,913,498.73 = 1,491,550.94/x
  3. Step 3: Cross multiply
    4,608,542.63x = 6,913,498.73 × 1,491,550.94
  4. Step 4: Simplify right side
    4,608,542.63x = 10,311,835,487,395.06
  5. Step 5: Solve for x
    x = 10,311,835,487,395.06/4,608,542.63
  6. Step 6: Final answer
    x = 2,237,548.03

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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.