Home / 3,211,358.80-4,431,680.96-1,761,064.61

Finding the Fourth Proportional to 3,211,358.80, 4,431,680.96 and 1,761,064.61

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Solution

The fourth proportional to 3,211,358.80, 4,431,680.96 and 1,761,064.61 is: 2,430,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,358.80 : 4,431,680.96 = 1,761,064.61 : x
  2. Step 2: Convert to fraction form
    3,211,358.80/4,431,680.96 = 1,761,064.61/x
  3. Step 3: Cross multiply
    3,211,358.80x = 4,431,680.96 × 1,761,064.61
  4. Step 4: Simplify right side
    3,211,358.80x = 7,804,476,501,466.83
  5. Step 5: Solve for x
    x = 7,804,476,501,466.83/3,211,358.80
  6. Step 6: Final answer
    x = 2,430,272.35

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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.