Home / 1,698,326.82-2,343,709.55-923,962.03

Finding the Fourth Proportional to 1,698,326.82, 2,343,709.55 and 923,962.03

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Solution

The fourth proportional to 1,698,326.82, 2,343,709.55 and 923,962.03 is: 1,275,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,326.82 : 2,343,709.55 = 923,962.03 : x
  2. Step 2: Convert to fraction form
    1,698,326.82/2,343,709.55 = 923,962.03/x
  3. Step 3: Cross multiply
    1,698,326.82x = 2,343,709.55 × 923,962.03
  4. Step 4: Simplify right side
    1,698,326.82x = 2,165,498,629,999.02
  5. Step 5: Solve for x
    x = 2,165,498,629,999.02/1,698,326.82
  6. Step 6: Final answer
    x = 1,275,077.68

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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.