Home / 2,628,230.40-3,941,193.60-1,207,814.40

Finding the Fourth Proportional to 2,628,230.40, 3,941,193.60 and 1,207,814.40

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Solution

The fourth proportional to 2,628,230.40, 3,941,193.60 and 1,207,814.40 is: 1,811,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,230.40 : 3,941,193.60 = 1,207,814.40 : x
  2. Step 2: Convert to fraction form
    2,628,230.40/3,941,193.60 = 1,207,814.40/x
  3. Step 3: Cross multiply
    2,628,230.40x = 3,941,193.60 × 1,207,814.40
  4. Step 4: Simplify right side
    2,628,230.40x = 4,760,230,383,267.84
  5. Step 5: Solve for x
    x = 4,760,230,383,267.84/2,628,230.40
  6. Step 6: Final answer
    x = 1,811,192.19

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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.