Home / 3,137,766.40-4,704,345.60-1,243,571.20

Finding the Fourth Proportional to 3,137,766.40, 4,704,345.60 and 1,243,571.20

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Solution

The fourth proportional to 3,137,766.40, 4,704,345.60 and 1,243,571.20 is: 1,864,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,766.40 : 4,704,345.60 = 1,243,571.20 : x
  2. Step 2: Convert to fraction form
    3,137,766.40/4,704,345.60 = 1,243,571.20/x
  3. Step 3: Cross multiply
    3,137,766.40x = 4,704,345.60 × 1,243,571.20
  4. Step 4: Simplify right side
    3,137,766.40x = 5,850,188,703,006.72
  5. Step 5: Solve for x
    x = 5,850,188,703,006.72/3,137,766.40
  6. Step 6: Final answer
    x = 1,864,443.67

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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.