Home / 1,105,617.40-1,525,733.58-622,182.40

Finding the Fourth Proportional to 1,105,617.40, 1,525,733.58 and 622,182.40

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Solution

The fourth proportional to 1,105,617.40, 1,525,733.58 and 622,182.40 is: 858,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,617.40 : 1,525,733.58 = 622,182.40 : x
  2. Step 2: Convert to fraction form
    1,105,617.40/1,525,733.58 = 622,182.40/x
  3. Step 3: Cross multiply
    1,105,617.40x = 1,525,733.58 × 622,182.40
  4. Step 4: Simplify right side
    1,105,617.40x = 949,284,580,564.99
  5. Step 5: Solve for x
    x = 949,284,580,564.99/1,105,617.40
  6. Step 6: Final answer
    x = 858,601.34

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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.