Home / 2,382,644.56-3,288,074.88-1,294,916.21

Finding the Fourth Proportional to 2,382,644.56, 3,288,074.88 and 1,294,916.21

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Solution

The fourth proportional to 2,382,644.56, 3,288,074.88 and 1,294,916.21 is: 1,786,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,644.56 : 3,288,074.88 = 1,294,916.21 : x
  2. Step 2: Convert to fraction form
    2,382,644.56/3,288,074.88 = 1,294,916.21/x
  3. Step 3: Cross multiply
    2,382,644.56x = 3,288,074.88 × 1,294,916.21
  4. Step 4: Simplify right side
    2,382,644.56x = 4,257,781,461,805.81
  5. Step 5: Solve for x
    x = 4,257,781,461,805.81/2,382,644.56
  6. Step 6: Final answer
    x = 1,786,998.17

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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.