Home / 1,248,757.80-1,873,136.70-933,829.80

Finding the Fourth Proportional to 1,248,757.80, 1,873,136.70 and 933,829.80

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Solution

The fourth proportional to 1,248,757.80, 1,873,136.70 and 933,829.80 is: 1,400,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,757.80 : 1,873,136.70 = 933,829.80 : x
  2. Step 2: Convert to fraction form
    1,248,757.80/1,873,136.70 = 933,829.80/x
  3. Step 3: Cross multiply
    1,248,757.80x = 1,873,136.70 × 933,829.80
  4. Step 4: Simplify right side
    1,248,757.80x = 1,749,190,869,933.66
  5. Step 5: Solve for x
    x = 1,749,190,869,933.66/1,248,757.80
  6. Step 6: Final answer
    x = 1,400,744.70

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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.