Home / 1,542,136.81-2,313,135.36-404,872.21

Finding the Fourth Proportional to 1,542,136.81, 2,313,135.36 and 404,872.21

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Solution

The fourth proportional to 1,542,136.81, 2,313,135.36 and 404,872.21 is: 607,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,136.81 : 2,313,135.36 = 404,872.21 : x
  2. Step 2: Convert to fraction form
    1,542,136.81/2,313,135.36 = 404,872.21/x
  3. Step 3: Cross multiply
    1,542,136.81x = 2,313,135.36 × 404,872.21
  4. Step 4: Simplify right side
    1,542,136.81x = 936,524,225,232.35
  5. Step 5: Solve for x
    x = 936,524,225,232.35/1,542,136.81
  6. Step 6: Final answer
    x = 607,289.98

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1.5x scale

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.