Home / 2,946,865.14-4,420,833.09-1,217,739.15

Finding the Fourth Proportional to 2,946,865.14, 4,420,833.09 and 1,217,739.15

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Solution

The fourth proportional to 2,946,865.14, 4,420,833.09 and 1,217,739.15 is: 1,826,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,865.14 : 4,420,833.09 = 1,217,739.15 : x
  2. Step 2: Convert to fraction form
    2,946,865.14/4,420,833.09 = 1,217,739.15/x
  3. Step 3: Cross multiply
    2,946,865.14x = 4,420,833.09 × 1,217,739.15
  4. Step 4: Simplify right side
    2,946,865.14x = 5,383,421,529,308.47
  5. Step 5: Solve for x
    x = 5,383,421,529,308.47/2,946,865.14
  6. Step 6: Final answer
    x = 1,826,829.96

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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.