Home / 2,091,685.58-2,886,815.66-1,173,969.35

Finding the Fourth Proportional to 2,091,685.58, 2,886,815.66 and 1,173,969.35

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Solution

The fourth proportional to 2,091,685.58, 2,886,815.66 and 1,173,969.35 is: 1,620,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,685.58 : 2,886,815.66 = 1,173,969.35 : x
  2. Step 2: Convert to fraction form
    2,091,685.58/2,886,815.66 = 1,173,969.35/x
  3. Step 3: Cross multiply
    2,091,685.58x = 2,886,815.66 × 1,173,969.35
  4. Step 4: Simplify right side
    2,091,685.58x = 3,389,033,083,636.10
  5. Step 5: Solve for x
    x = 3,389,033,083,636.10/2,091,685.58
  6. Step 6: Final answer
    x = 1,620,240.21

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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.