Home / 3,689,486.58-5,532,458.40-2,091,620.64

Finding the Fourth Proportional to 3,689,486.58, 5,532,458.40 and 2,091,620.64

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Solution

The fourth proportional to 3,689,486.58, 5,532,458.40 and 2,091,620.64 is: 3,136,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,486.58 : 5,532,458.40 = 2,091,620.64 : x
  2. Step 2: Convert to fraction form
    3,689,486.58/5,532,458.40 = 2,091,620.64/x
  3. Step 3: Cross multiply
    3,689,486.58x = 5,532,458.40 × 2,091,620.64
  4. Step 4: Simplify right side
    3,689,486.58x = 11,571,804,179,381.38
  5. Step 5: Solve for x
    x = 11,571,804,179,381.38/3,689,486.58
  6. Step 6: Final answer
    x = 3,136,426.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.