Home / 1,561,817.23-2,342,915.42-439,886.23

Finding the Fourth Proportional to 1,561,817.23, 2,342,915.42 and 439,886.23

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Solution

The fourth proportional to 1,561,817.23, 2,342,915.42 and 439,886.23 is: 659,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,817.23 : 2,342,915.42 = 439,886.23 : x
  2. Step 2: Convert to fraction form
    1,561,817.23/2,342,915.42 = 439,886.23/x
  3. Step 3: Cross multiply
    1,561,817.23x = 2,342,915.42 × 439,886.23
  4. Step 4: Simplify right side
    1,561,817.23x = 1,030,616,223,255.95
  5. Step 5: Solve for x
    x = 1,030,616,223,255.95/1,561,817.23
  6. Step 6: Final answer
    x = 659,882.73

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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.