Home / 1,829,757.80-2,525,958.06-1,218,272.60

Finding the Fourth Proportional to 1,829,757.80, 2,525,958.06 and 1,218,272.60

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Solution

The fourth proportional to 1,829,757.80, 2,525,958.06 and 1,218,272.60 is: 1,681,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,757.80 : 2,525,958.06 = 1,218,272.60 : x
  2. Step 2: Convert to fraction form
    1,829,757.80/2,525,958.06 = 1,218,272.60/x
  3. Step 3: Cross multiply
    1,829,757.80x = 2,525,958.06 × 1,218,272.60
  4. Step 4: Simplify right side
    1,829,757.80x = 3,077,305,493,247.16
  5. Step 5: Solve for x
    x = 3,077,305,493,247.16/1,829,757.80
  6. Step 6: Final answer
    x = 1,681,810.29

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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.