Home / 1,528,940.39-2,293,411.09-449,452.91

Finding the Fourth Proportional to 1,528,940.39, 2,293,411.09 and 449,452.91

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Solution

The fourth proportional to 1,528,940.39, 2,293,411.09 and 449,452.91 is: 674,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,940.39 : 2,293,411.09 = 449,452.91 : x
  2. Step 2: Convert to fraction form
    1,528,940.39/2,293,411.09 = 449,452.91/x
  3. Step 3: Cross multiply
    1,528,940.39x = 2,293,411.09 × 449,452.91
  4. Step 4: Simplify right side
    1,528,940.39x = 1,030,780,275,636.08
  5. Step 5: Solve for x
    x = 1,030,780,275,636.08/1,528,940.39
  6. Step 6: Final answer
    x = 674,179.51

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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.