Home / 1,527,169.55-2,289,643.65-717,136.56

Finding the Fourth Proportional to 1,527,169.55, 2,289,643.65 and 717,136.56

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Solution

The fourth proportional to 1,527,169.55, 2,289,643.65 and 717,136.56 is: 1,075,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,169.55 : 2,289,643.65 = 717,136.56 : x
  2. Step 2: Convert to fraction form
    1,527,169.55/2,289,643.65 = 717,136.56/x
  3. Step 3: Cross multiply
    1,527,169.55x = 2,289,643.65 × 717,136.56
  4. Step 4: Simplify right side
    1,527,169.55x = 1,641,987,170,786.84
  5. Step 5: Solve for x
    x = 1,641,987,170,786.84/1,527,169.55
  6. Step 6: Final answer
    x = 1,075,183.28

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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.