Home / 3,200,431.80-4,800,647.70-1,069,807.80

Finding the Fourth Proportional to 3,200,431.80, 4,800,647.70 and 1,069,807.80

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Solution

The fourth proportional to 3,200,431.80, 4,800,647.70 and 1,069,807.80 is: 1,604,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,431.80 : 4,800,647.70 = 1,069,807.80 : x
  2. Step 2: Convert to fraction form
    3,200,431.80/4,800,647.70 = 1,069,807.80/x
  3. Step 3: Cross multiply
    3,200,431.80x = 4,800,647.70 × 1,069,807.80
  4. Step 4: Simplify right side
    3,200,431.80x = 5,135,770,354,512.06
  5. Step 5: Solve for x
    x = 5,135,770,354,512.06/3,200,431.80
  6. Step 6: Final answer
    x = 1,604,711.70

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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.