Home / 4,632,780.31-6,393,619.86-2,568,443.68

Finding the Fourth Proportional to 4,632,780.31, 6,393,619.86 and 2,568,443.68

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Solution

The fourth proportional to 4,632,780.31, 6,393,619.86 and 2,568,443.68 is: 3,544,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632,780.31 : 6,393,619.86 = 2,568,443.68 : x
  2. Step 2: Convert to fraction form
    4,632,780.31/6,393,619.86 = 2,568,443.68/x
  3. Step 3: Cross multiply
    4,632,780.31x = 6,393,619.86 × 2,568,443.68
  4. Step 4: Simplify right side
    4,632,780.31x = 16,421,652,521,739.49
  5. Step 5: Solve for x
    x = 16,421,652,521,739.49/4,632,780.31
  6. Step 6: Final answer
    x = 3,544,664.63

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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.