Home / 1,008,136.70-1,510,455.45-850,672.70

Finding the Fourth Proportional to 1,008,136.70, 1,510,455.45 and 850,672.70

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Solution

The fourth proportional to 1,008,136.70, 1,510,455.45 and 850,672.70 is: 1,274,532.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,136.70 : 1,510,455.45 = 850,672.70 : x
  2. Step 2: Convert to fraction form
    1,008,136.70/1,510,455.45 = 850,672.70/x
  3. Step 3: Cross multiply
    1,008,136.70x = 1,510,455.45 × 850,672.70
  4. Step 4: Simplify right side
    1,008,136.70x = 1,284,903,215,881.21
  5. Step 5: Solve for x
    x = 1,284,903,215,881.21/1,008,136.70
  6. Step 6: Final answer
    x = 1,274,532.73

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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.