Home / 2,780,444.40-4,170,666.60-2,183,247.60

Finding the Fourth Proportional to 2,780,444.40, 4,170,666.60 and 2,183,247.60

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Solution

The fourth proportional to 2,780,444.40, 4,170,666.60 and 2,183,247.60 is: 3,274,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,444.40 : 4,170,666.60 = 2,183,247.60 : x
  2. Step 2: Convert to fraction form
    2,780,444.40/4,170,666.60 = 2,183,247.60/x
  3. Step 3: Cross multiply
    2,780,444.40x = 4,170,666.60 × 2,183,247.60
  4. Step 4: Simplify right side
    2,780,444.40x = 9,105,597,844,850.16
  5. Step 5: Solve for x
    x = 9,105,597,844,850.16/2,780,444.40
  6. Step 6: Final answer
    x = 3,274,871.40

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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.