Home / 996,491.70-1,494,737.55-856,523.70

Finding the Fourth Proportional to 996,491.70, 1,494,737.55 and 856,523.70

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Solution

The fourth proportional to 996,491.70, 1,494,737.55 and 856,523.70 is: 1,284,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,491.70 : 1,494,737.55 = 856,523.70 : x
  2. Step 2: Convert to fraction form
    996,491.70/1,494,737.55 = 856,523.70/x
  3. Step 3: Cross multiply
    996,491.70x = 1,494,737.55 × 856,523.70
  4. Step 4: Simplify right side
    996,491.70x = 1,280,278,136,854.94
  5. Step 5: Solve for x
    x = 1,280,278,136,854.94/996,491.70
  6. Step 6: Final answer
    x = 1,284,785.55

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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.