Home / 5,528,399.60-8,293,019.20-1,883,996.80

Finding the Fourth Proportional to 5,528,399.60, 8,293,019.20 and 1,883,996.80

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Solution

The fourth proportional to 5,528,399.60, 8,293,019.20 and 1,883,996.80 is: 2,826,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528,399.60 : 8,293,019.20 = 1,883,996.80 : x
  2. Step 2: Convert to fraction form
    5,528,399.60/8,293,019.20 = 1,883,996.80/x
  3. Step 3: Cross multiply
    5,528,399.60x = 8,293,019.20 × 1,883,996.80
  4. Step 4: Simplify right side
    5,528,399.60x = 15,624,021,635,138.56
  5. Step 5: Solve for x
    x = 15,624,021,635,138.56/5,528,399.60
  6. Step 6: Final answer
    x = 2,826,138.26

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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.