Home / 1,595,729.80-2,203,555.89-1,187,682.58

Finding the Fourth Proportional to 1,595,729.80, 2,203,555.89 and 1,187,682.58

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Solution

The fourth proportional to 1,595,729.80, 2,203,555.89 and 1,187,682.58 is: 1,640,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,729.80 : 2,203,555.89 = 1,187,682.58 : x
  2. Step 2: Convert to fraction form
    1,595,729.80/2,203,555.89 = 1,187,682.58/x
  3. Step 3: Cross multiply
    1,595,729.80x = 2,203,555.89 × 1,187,682.58
  4. Step 4: Simplify right side
    1,595,729.80x = 2,617,124,944,609.40
  5. Step 5: Solve for x
    x = 2,617,124,944,609.40/1,595,729.80
  6. Step 6: Final answer
    x = 1,640,080.26

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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.