Home / 1,907,206.00-2,631,945.17-1,047,821.61

Finding the Fourth Proportional to 1,907,206.00, 2,631,945.17 and 1,047,821.61

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Solution

The fourth proportional to 1,907,206.00, 2,631,945.17 and 1,047,821.61 is: 1,445,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,206.00 : 2,631,945.17 = 1,047,821.61 : x
  2. Step 2: Convert to fraction form
    1,907,206.00/2,631,945.17 = 1,047,821.61/x
  3. Step 3: Cross multiply
    1,907,206.00x = 2,631,945.17 × 1,047,821.61
  4. Step 4: Simplify right side
    1,907,206.00x = 2,757,809,028,080.68
  5. Step 5: Solve for x
    x = 2,757,809,028,080.68/1,907,206.00
  6. Step 6: Final answer
    x = 1,445,994.31

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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.