Home / 2,100,930.27-2,899,244.40-1,285,074.03

Finding the Fourth Proportional to 2,100,930.27, 2,899,244.40 and 1,285,074.03

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Solution

The fourth proportional to 2,100,930.27, 2,899,244.40 and 1,285,074.03 is: 1,773,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,930.27 : 2,899,244.40 = 1,285,074.03 : x
  2. Step 2: Convert to fraction form
    2,100,930.27/2,899,244.40 = 1,285,074.03/x
  3. Step 3: Cross multiply
    2,100,930.27x = 2,899,244.40 × 1,285,074.03
  4. Step 4: Simplify right side
    2,100,930.27x = 3,725,743,685,062.93
  5. Step 5: Solve for x
    x = 3,725,743,685,062.93/2,100,930.27
  6. Step 6: Final answer
    x = 1,773,378.08

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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.