Home / 3,025,496.70-4,538,245.05-1,228,438.80

Finding the Fourth Proportional to 3,025,496.70, 4,538,245.05 and 1,228,438.80

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Solution

The fourth proportional to 3,025,496.70, 4,538,245.05 and 1,228,438.80 is: 1,842,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,496.70 : 4,538,245.05 = 1,228,438.80 : x
  2. Step 2: Convert to fraction form
    3,025,496.70/4,538,245.05 = 1,228,438.80/x
  3. Step 3: Cross multiply
    3,025,496.70x = 4,538,245.05 × 1,228,438.80
  4. Step 4: Simplify right side
    3,025,496.70x = 5,574,956,303,327.94
  5. Step 5: Solve for x
    x = 5,574,956,303,327.94/3,025,496.70
  6. Step 6: Final answer
    x = 1,842,658.20

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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.