Home / 4,167,997.84-6,251,928.52-1,328,071.60

Finding the Fourth Proportional to 4,167,997.84, 6,251,928.52 and 1,328,071.60

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Solution

The fourth proportional to 4,167,997.84, 6,251,928.52 and 1,328,071.60 is: 1,992,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167,997.84 : 6,251,928.52 = 1,328,071.60 : x
  2. Step 2: Convert to fraction form
    4,167,997.84/6,251,928.52 = 1,328,071.60/x
  3. Step 3: Cross multiply
    4,167,997.84x = 6,251,928.52 × 1,328,071.60
  4. Step 4: Simplify right side
    4,167,997.84x = 8,303,008,712,642.03
  5. Step 5: Solve for x
    x = 8,303,008,712,642.03/4,167,997.84
  6. Step 6: Final answer
    x = 1,992,085.66

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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.