Home / 1,308,772.10-1,963,201.89-362,063.54

Finding the Fourth Proportional to 1,308,772.10, 1,963,201.89 and 362,063.54

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Solution

The fourth proportional to 1,308,772.10, 1,963,201.89 and 362,063.54 is: 543,107.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,772.10 : 1,963,201.89 = 362,063.54 : x
  2. Step 2: Convert to fraction form
    1,308,772.10/1,963,201.89 = 362,063.54/x
  3. Step 3: Cross multiply
    1,308,772.10x = 1,963,201.89 × 362,063.54
  4. Step 4: Simplify right side
    1,308,772.10x = 710,803,826,028.09
  5. Step 5: Solve for x
    x = 710,803,826,028.09/1,308,772.10
  6. Step 6: Final answer
    x = 543,107.41

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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.