Home / 1,863,021.80-2,794,532.70-1,626,825.80

Finding the Fourth Proportional to 1,863,021.80, 2,794,532.70 and 1,626,825.80

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Solution

The fourth proportional to 1,863,021.80, 2,794,532.70 and 1,626,825.80 is: 2,440,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,021.80 : 2,794,532.70 = 1,626,825.80 : x
  2. Step 2: Convert to fraction form
    1,863,021.80/2,794,532.70 = 1,626,825.80/x
  3. Step 3: Cross multiply
    1,863,021.80x = 2,794,532.70 × 1,626,825.80
  4. Step 4: Simplify right side
    1,863,021.80x = 4,546,217,895,303.66
  5. Step 5: Solve for x
    x = 4,546,217,895,303.66/1,863,021.80
  6. Step 6: Final answer
    x = 2,440,238.70

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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.