Home / 3,919,883-5,879,824.50-1,260,491

Finding the Fourth Proportional to 3,919,883, 5,879,824.50 and 1,260,491

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Solution

The fourth proportional to 3,919,883, 5,879,824.50 and 1,260,491 is: 1,890,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,883 : 5,879,824.50 = 1,260,491 : x
  2. Step 2: Convert to fraction form
    3,919,883/5,879,824.50 = 1,260,491/x
  3. Step 3: Cross multiply
    3,919,883x = 5,879,824.50 × 1,260,491
  4. Step 4: Simplify right side
    3,919,883x = 7,411,465,863,829.50
  5. Step 5: Solve for x
    x = 7,411,465,863,829.50/3,919,883
  6. Step 6: Final answer
    x = 1,890,736.50

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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.