Home / 2,020,858.44-2,787,817.86-1,367,713.32

Finding the Fourth Proportional to 2,020,858.44, 2,787,817.86 and 1,367,713.32

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Solution

The fourth proportional to 2,020,858.44, 2,787,817.86 and 1,367,713.32 is: 1,886,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,858.44 : 2,787,817.86 = 1,367,713.32 : x
  2. Step 2: Convert to fraction form
    2,020,858.44/2,787,817.86 = 1,367,713.32/x
  3. Step 3: Cross multiply
    2,020,858.44x = 2,787,817.86 × 1,367,713.32
  4. Step 4: Simplify right side
    2,020,858.44x = 3,812,935,620,855.90
  5. Step 5: Solve for x
    x = 3,812,935,620,855.90/2,020,858.44
  6. Step 6: Final answer
    x = 1,886,790.06

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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.