Home / 1,938,058.65-2,904,947.10-800,193.51

Finding the Fourth Proportional to 1,938,058.65, 2,904,947.10 and 800,193.51

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Solution

The fourth proportional to 1,938,058.65, 2,904,947.10 and 800,193.51 is: 1,199,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,058.65 : 2,904,947.10 = 800,193.51 : x
  2. Step 2: Convert to fraction form
    1,938,058.65/2,904,947.10 = 800,193.51/x
  3. Step 3: Cross multiply
    1,938,058.65x = 2,904,947.10 × 800,193.51
  4. Step 4: Simplify right side
    1,938,058.65x = 2,324,519,816,313.32
  5. Step 5: Solve for x
    x = 2,324,519,816,313.32/1,938,058.65
  6. Step 6: Final answer
    x = 1,199,406.33

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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.