Home / 2,979,150.30-4,110,683.40-1,946,383.29

Finding the Fourth Proportional to 2,979,150.30, 4,110,683.40 and 1,946,383.29

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Solution

The fourth proportional to 2,979,150.30, 4,110,683.40 and 1,946,383.29 is: 2,685,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,150.30 : 4,110,683.40 = 1,946,383.29 : x
  2. Step 2: Convert to fraction form
    2,979,150.30/4,110,683.40 = 1,946,383.29/x
  3. Step 3: Cross multiply
    2,979,150.30x = 4,110,683.40 × 1,946,383.29
  4. Step 4: Simplify right side
    2,979,150.30x = 8,000,965,480,240.39
  5. Step 5: Solve for x
    x = 8,000,965,480,240.39/2,979,150.30
  6. Step 6: Final answer
    x = 2,685,653.52

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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.