Home / 3,318,548.20-4,974,323.10-1,296,010.60

Finding the Fourth Proportional to 3,318,548.20, 4,974,323.10 and 1,296,010.60

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Solution

The fourth proportional to 3,318,548.20, 4,974,323.10 and 1,296,010.60 is: 1,942,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,548.20 : 4,974,323.10 = 1,296,010.60 : x
  2. Step 2: Convert to fraction form
    3,318,548.20/4,974,323.10 = 1,296,010.60/x
  3. Step 3: Cross multiply
    3,318,548.20x = 4,974,323.10 × 1,296,010.60
  4. Step 4: Simplify right side
    3,318,548.20x = 6,446,775,465,424.86
  5. Step 5: Solve for x
    x = 6,446,775,465,424.86/3,318,548.20
  6. Step 6: Final answer
    x = 1,942,649.34

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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.