Home / 5,985,103.56-8,978,916.90-1,941,276.78

Finding the Fourth Proportional to 5,985,103.56, 8,978,916.90 and 1,941,276.78

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Solution

The fourth proportional to 5,985,103.56, 8,978,916.90 and 1,941,276.78 is: 2,912,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,103.56 : 8,978,916.90 = 1,941,276.78 : x
  2. Step 2: Convert to fraction form
    5,985,103.56/8,978,916.90 = 1,941,276.78/x
  3. Step 3: Cross multiply
    5,985,103.56x = 8,978,916.90 × 1,941,276.78
  4. Step 4: Simplify right side
    5,985,103.56x = 17,430,562,887,519.58
  5. Step 5: Solve for x
    x = 17,430,562,887,519.58/5,985,103.56
  6. Step 6: Final answer
    x = 2,912,324.36

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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.