Home / 1,899,411.98-2,621,170.62-1,028,224.37

Finding the Fourth Proportional to 1,899,411.98, 2,621,170.62 and 1,028,224.37

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Solution

The fourth proportional to 1,899,411.98, 2,621,170.62 and 1,028,224.37 is: 1,418,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,411.98 : 2,621,170.62 = 1,028,224.37 : x
  2. Step 2: Convert to fraction form
    1,899,411.98/2,621,170.62 = 1,028,224.37/x
  3. Step 3: Cross multiply
    1,899,411.98x = 2,621,170.62 × 1,028,224.37
  4. Step 4: Simplify right side
    1,899,411.98x = 2,695,151,515,964.94
  5. Step 5: Solve for x
    x = 2,695,151,515,964.94/1,899,411.98
  6. Step 6: Final answer
    x = 1,418,939.94

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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.