Home / 3,020,137.64-4,530,915.95-998,381.38

Finding the Fourth Proportional to 3,020,137.64, 4,530,915.95 and 998,381.38

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Solution

The fourth proportional to 3,020,137.64, 4,530,915.95 and 998,381.38 is: 1,497,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,137.64 : 4,530,915.95 = 998,381.38 : x
  2. Step 2: Convert to fraction form
    3,020,137.64/4,530,915.95 = 998,381.38/x
  3. Step 3: Cross multiply
    3,020,137.64x = 4,530,915.95 × 998,381.38
  4. Step 4: Simplify right side
    3,020,137.64x = 4,523,582,096,170.43
  5. Step 5: Solve for x
    x = 4,523,582,096,170.43/3,020,137.64
  6. Step 6: Final answer
    x = 1,497,806.60

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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.