Home / 3,211,262.76-4,431,603.44-1,760,871.70

Finding the Fourth Proportional to 3,211,262.76, 4,431,603.44 and 1,760,871.70

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Solution

The fourth proportional to 3,211,262.76, 4,431,603.44 and 1,760,871.70 is: 2,430,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,262.76 : 4,431,603.44 = 1,760,871.70 : x
  2. Step 2: Convert to fraction form
    3,211,262.76/4,431,603.44 = 1,760,871.70/x
  3. Step 3: Cross multiply
    3,211,262.76x = 4,431,603.44 × 1,760,871.70
  4. Step 4: Simplify right side
    3,211,262.76x = 7,803,485,083,118.65
  5. Step 5: Solve for x
    x = 7,803,485,083,118.65/3,211,262.76
  6. Step 6: Final answer
    x = 2,430,036.30

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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.