Home / 2,646,008.40-3,969,012.60-2,048,811.60

Finding the Fourth Proportional to 2,646,008.40, 3,969,012.60 and 2,048,811.60

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Solution

The fourth proportional to 2,646,008.40, 3,969,012.60 and 2,048,811.60 is: 3,073,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,008.40 : 3,969,012.60 = 2,048,811.60 : x
  2. Step 2: Convert to fraction form
    2,646,008.40/3,969,012.60 = 2,048,811.60/x
  3. Step 3: Cross multiply
    2,646,008.40x = 3,969,012.60 × 2,048,811.60
  4. Step 4: Simplify right side
    2,646,008.40x = 8,131,759,055,426.16
  5. Step 5: Solve for x
    x = 8,131,759,055,426.16/2,646,008.40
  6. Step 6: Final answer
    x = 3,073,217.40

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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.