Home / 1,528,891.43-2,293,337.55-449,404.03

Finding the Fourth Proportional to 1,528,891.43, 2,293,337.55 and 449,404.03

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Solution

The fourth proportional to 1,528,891.43, 2,293,337.55 and 449,404.03 is: 674,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,891.43 : 2,293,337.55 = 449,404.03 : x
  2. Step 2: Convert to fraction form
    1,528,891.43/2,293,337.55 = 449,404.03/x
  3. Step 3: Cross multiply
    1,528,891.43x = 2,293,337.55 × 449,404.03
  4. Step 4: Simplify right side
    1,528,891.43x = 1,030,635,137,120.33
  5. Step 5: Solve for x
    x = 1,030,635,137,120.33/1,528,891.43
  6. Step 6: Final answer
    x = 674,106.16

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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.