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Finding the Fourth Proportional to 5,997,866.94, 8,991,280.80 and 3,261,416.40

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Solution

The fourth proportional to 5,997,866.94, 8,991,280.80 and 3,261,416.40 is: 4,889,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,997,866.94 : 8,991,280.80 = 3,261,416.40 : x
  2. Step 2: Convert to fraction form
    5,997,866.94/8,991,280.80 = 3,261,416.40/x
  3. Step 3: Cross multiply
    5,997,866.94x = 8,991,280.80 × 3,261,416.40
  4. Step 4: Simplify right side
    5,997,866.94x = 29,324,310,658,125.12
  5. Step 5: Solve for x
    x = 29,324,310,658,125.12/5,997,866.94
  6. Step 6: Final answer
    x = 4,889,123.24

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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.