Home / 2,291,961.74-3,435,805.82-774,583.67

Finding the Fourth Proportional to 2,291,961.74, 3,435,805.82 and 774,583.67

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Solution

The fourth proportional to 2,291,961.74, 3,435,805.82 and 774,583.67 is: 1,161,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,961.74 : 3,435,805.82 = 774,583.67 : x
  2. Step 2: Convert to fraction form
    2,291,961.74/3,435,805.82 = 774,583.67/x
  3. Step 3: Cross multiply
    2,291,961.74x = 3,435,805.82 × 774,583.67
  4. Step 4: Simplify right side
    2,291,961.74x = 2,661,319,091,988.93
  5. Step 5: Solve for x
    x = 2,661,319,091,988.93/2,291,961.74
  6. Step 6: Final answer
    x = 1,161,153.37

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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.