Home / 4,251,768.52-6,374,284.80-2,120,755.72

Finding the Fourth Proportional to 4,251,768.52, 6,374,284.80 and 2,120,755.72

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Solution

The fourth proportional to 4,251,768.52, 6,374,284.80 and 2,120,755.72 is: 3,179,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,768.52 : 6,374,284.80 = 2,120,755.72 : x
  2. Step 2: Convert to fraction form
    4,251,768.52/6,374,284.80 = 2,120,755.72/x
  3. Step 3: Cross multiply
    4,251,768.52x = 6,374,284.80 × 2,120,755.72
  4. Step 4: Simplify right side
    4,251,768.52x = 13,518,300,950,509.06
  5. Step 5: Solve for x
    x = 13,518,300,950,509.06/4,251,768.52
  6. Step 6: Final answer
    x = 3,179,453.65

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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.