Home / 3,030,814.30-4,183,065.57-1,807,198.60

Finding the Fourth Proportional to 3,030,814.30, 4,183,065.57 and 1,807,198.60

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Solution

The fourth proportional to 3,030,814.30, 4,183,065.57 and 1,807,198.60 is: 2,494,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,814.30 : 4,183,065.57 = 1,807,198.60 : x
  2. Step 2: Convert to fraction form
    3,030,814.30/4,183,065.57 = 1,807,198.60/x
  3. Step 3: Cross multiply
    3,030,814.30x = 4,183,065.57 × 1,807,198.60
  4. Step 4: Simplify right side
    3,030,814.30x = 7,559,630,241,812.20
  5. Step 5: Solve for x
    x = 7,559,630,241,812.20/3,030,814.30
  6. Step 6: Final answer
    x = 2,494,257.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.