Home / 1,865,950.89-2,574,367.83-1,131,140.76

Finding the Fourth Proportional to 1,865,950.89, 2,574,367.83 and 1,131,140.76

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Solution

The fourth proportional to 1,865,950.89, 2,574,367.83 and 1,131,140.76 is: 1,560,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,950.89 : 2,574,367.83 = 1,131,140.76 : x
  2. Step 2: Convert to fraction form
    1,865,950.89/2,574,367.83 = 1,131,140.76/x
  3. Step 3: Cross multiply
    1,865,950.89x = 2,574,367.83 × 1,131,140.76
  4. Step 4: Simplify right side
    1,865,950.89x = 2,911,972,383,745.75
  5. Step 5: Solve for x
    x = 2,911,972,383,745.75/1,865,950.89
  6. Step 6: Final answer
    x = 1,560,583.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.