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Finding the Fourth Proportional to 4,611,893.24, 6,916,646.12 and 1,372,670.43

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Solution

The fourth proportional to 4,611,893.24, 6,916,646.12 and 1,372,670.43 is: 2,058,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611,893.24 : 6,916,646.12 = 1,372,670.43 : x
  2. Step 2: Convert to fraction form
    4,611,893.24/6,916,646.12 = 1,372,670.43/x
  3. Step 3: Cross multiply
    4,611,893.24x = 6,916,646.12 × 1,372,670.43
  4. Step 4: Simplify right side
    4,611,893.24x = 9,494,275,596,834.88
  5. Step 5: Solve for x
    x = 9,494,275,596,834.88/4,611,893.24
  6. Step 6: Final answer
    x = 2,058,650.34

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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.