Home / 1,939,887.80-2,677,043.40-1,124,563.56

Finding the Fourth Proportional to 1,939,887.80, 2,677,043.40 and 1,124,563.56

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Solution

The fourth proportional to 1,939,887.80, 2,677,043.40 and 1,124,563.56 is: 1,551,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,887.80 : 2,677,043.40 = 1,124,563.56 : x
  2. Step 2: Convert to fraction form
    1,939,887.80/2,677,043.40 = 1,124,563.56/x
  3. Step 3: Cross multiply
    1,939,887.80x = 2,677,043.40 × 1,124,563.56
  4. Step 4: Simplify right side
    1,939,887.80x = 3,010,505,456,178.50
  5. Step 5: Solve for x
    x = 3,010,505,456,178.50/1,939,887.80
  6. Step 6: Final answer
    x = 1,551,896.69

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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.