Home / 1,424,099.58-2,136,147.21-426,827.58

Finding the Fourth Proportional to 1,424,099.58, 2,136,147.21 and 426,827.58

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Solution

The fourth proportional to 1,424,099.58, 2,136,147.21 and 426,827.58 is: 640,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,099.58 : 2,136,147.21 = 426,827.58 : x
  2. Step 2: Convert to fraction form
    1,424,099.58/2,136,147.21 = 426,827.58/x
  3. Step 3: Cross multiply
    1,424,099.58x = 2,136,147.21 × 426,827.58
  4. Step 4: Simplify right side
    1,424,099.58x = 911,766,544,168.05
  5. Step 5: Solve for x
    x = 911,766,544,168.05/1,424,099.58
  6. Step 6: Final answer
    x = 640,240.72

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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.