Home / 3,493,071.60-4,820,431.32-1,965,179.76

Finding the Fourth Proportional to 3,493,071.60, 4,820,431.32 and 1,965,179.76

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Solution

The fourth proportional to 3,493,071.60, 4,820,431.32 and 1,965,179.76 is: 2,711,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,071.60 : 4,820,431.32 = 1,965,179.76 : x
  2. Step 2: Convert to fraction form
    3,493,071.60/4,820,431.32 = 1,965,179.76/x
  3. Step 3: Cross multiply
    3,493,071.60x = 4,820,431.32 × 1,965,179.76
  4. Step 4: Simplify right side
    3,493,071.60x = 9,473,014,064,534.08
  5. Step 5: Solve for x
    x = 9,473,014,064,534.08/3,493,071.60
  6. Step 6: Final answer
    x = 2,711,943.86

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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.