Home / 3,405,369.23-4,699,346.12-1,856,644.30

Finding the Fourth Proportional to 3,405,369.23, 4,699,346.12 and 1,856,644.30

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Solution

The fourth proportional to 3,405,369.23, 4,699,346.12 and 1,856,644.30 is: 2,562,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,369.23 : 4,699,346.12 = 1,856,644.30 : x
  2. Step 2: Convert to fraction form
    3,405,369.23/4,699,346.12 = 1,856,644.30/x
  3. Step 3: Cross multiply
    3,405,369.23x = 4,699,346.12 × 1,856,644.30
  4. Step 4: Simplify right side
    3,405,369.23x = 8,725,014,190,978.49
  5. Step 5: Solve for x
    x = 8,725,014,190,978.49/3,405,369.23
  6. Step 6: Final answer
    x = 2,562,134.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.