Home / 2,811,645.63-3,880,089.60-1,522,486.01

Finding the Fourth Proportional to 2,811,645.63, 3,880,089.60 and 1,522,486.01

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Solution

The fourth proportional to 2,811,645.63, 3,880,089.60 and 1,522,486.01 is: 2,101,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,645.63 : 3,880,089.60 = 1,522,486.01 : x
  2. Step 2: Convert to fraction form
    2,811,645.63/3,880,089.60 = 1,522,486.01/x
  3. Step 3: Cross multiply
    2,811,645.63x = 3,880,089.60 × 1,522,486.01
  4. Step 4: Simplify right side
    2,811,645.63x = 5,907,382,143,246.72
  5. Step 5: Solve for x
    x = 5,907,382,143,246.72/2,811,645.63
  6. Step 6: Final answer
    x = 2,101,040.79

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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.