Home / 5,485,829.43-8,229,285.42-1,891,123.14

Finding the Fourth Proportional to 5,485,829.43, 8,229,285.42 and 1,891,123.14

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Solution

The fourth proportional to 5,485,829.43, 8,229,285.42 and 1,891,123.14 is: 2,836,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,829.43 : 8,229,285.42 = 1,891,123.14 : x
  2. Step 2: Convert to fraction form
    5,485,829.43/8,229,285.42 = 1,891,123.14/x
  3. Step 3: Cross multiply
    5,485,829.43x = 8,229,285.42 × 1,891,123.14
  4. Step 4: Simplify right side
    5,485,829.43x = 15,562,592,083,426.62
  5. Step 5: Solve for x
    x = 15,562,592,083,426.62/5,485,829.43
  6. Step 6: Final answer
    x = 2,836,871.30

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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.