Home / 1,105,578.75-1,525,704.80-622,152.03

Finding the Fourth Proportional to 1,105,578.75, 1,525,704.80 and 622,152.03

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Solution

The fourth proportional to 1,105,578.75, 1,525,704.80 and 622,152.03 is: 858,573.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,578.75 : 1,525,704.80 = 622,152.03 : x
  2. Step 2: Convert to fraction form
    1,105,578.75/1,525,704.80 = 622,152.03/x
  3. Step 3: Cross multiply
    1,105,578.75x = 1,525,704.80 × 622,152.03
  4. Step 4: Simplify right side
    1,105,578.75x = 949,220,335,389.98
  5. Step 5: Solve for x
    x = 949,220,335,389.98/1,105,578.75
  6. Step 6: Final answer
    x = 858,573.25

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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.