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Finding the Fourth Proportional to 5,872,793.94, 8,809,173.09 and 1,612,965.96

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Solution

The fourth proportional to 5,872,793.94, 8,809,173.09 and 1,612,965.96 is: 2,419,444.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872,793.94 : 8,809,173.09 = 1,612,965.96 : x
  2. Step 2: Convert to fraction form
    5,872,793.94/8,809,173.09 = 1,612,965.96/x
  3. Step 3: Cross multiply
    5,872,793.94x = 8,809,173.09 × 1,612,965.96
  4. Step 4: Simplify right side
    5,872,793.94x = 14,208,896,329,918.02
  5. Step 5: Solve for x
    x = 14,208,896,329,918.02/5,872,793.94
  6. Step 6: Final answer
    x = 2,419,444.05

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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.