Home / 1,105,604.54-1,525,731.15-622,169.68

Finding the Fourth Proportional to 1,105,604.54, 1,525,731.15 and 622,169.68

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Solution

The fourth proportional to 1,105,604.54, 1,525,731.15 and 622,169.68 is: 858,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,604.54 : 1,525,731.15 = 622,169.68 : x
  2. Step 2: Convert to fraction form
    1,105,604.54/1,525,731.15 = 622,169.68/x
  3. Step 3: Cross multiply
    1,105,604.54x = 1,525,731.15 × 622,169.68
  4. Step 4: Simplify right side
    1,105,604.54x = 949,263,663,972.18
  5. Step 5: Solve for x
    x = 949,263,663,972.18/1,105,604.54
  6. Step 6: Final answer
    x = 858,592.40

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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.