Home / 3,491,328.30-4,817,957.41-2,021,298.79

Finding the Fourth Proportional to 3,491,328.30, 4,817,957.41 and 2,021,298.79

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Solution

The fourth proportional to 3,491,328.30, 4,817,957.41 and 2,021,298.79 is: 2,789,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,328.30 : 4,817,957.41 = 2,021,298.79 : x
  2. Step 2: Convert to fraction form
    3,491,328.30/4,817,957.41 = 2,021,298.79/x
  3. Step 3: Cross multiply
    3,491,328.30x = 4,817,957.41 × 2,021,298.79
  4. Step 4: Simplify right side
    3,491,328.30x = 9,738,531,491,653.60
  5. Step 5: Solve for x
    x = 9,738,531,491,653.60/3,491,328.30
  6. Step 6: Final answer
    x = 2,789,348.54

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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.