Home / 1,105,771.09-1,525,799.52-622,307.41

Finding the Fourth Proportional to 1,105,771.09, 1,525,799.52 and 622,307.41

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Solution

The fourth proportional to 1,105,771.09, 1,525,799.52 and 622,307.41 is: 858,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,771.09 : 1,525,799.52 = 622,307.41 : x
  2. Step 2: Convert to fraction form
    1,105,771.09/1,525,799.52 = 622,307.41/x
  3. Step 3: Cross multiply
    1,105,771.09x = 1,525,799.52 × 622,307.41
  4. Step 4: Simplify right side
    1,105,771.09x = 949,516,347,470.44
  5. Step 5: Solve for x
    x = 949,516,347,470.44/1,105,771.09
  6. Step 6: Final answer
    x = 858,691.60

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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.