Home / 3,571,422.12-4,928,598.69-1,939,861.32

Finding the Fourth Proportional to 3,571,422.12, 4,928,598.69 and 1,939,861.32

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Solution

The fourth proportional to 3,571,422.12, 4,928,598.69 and 1,939,861.32 is: 2,677,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,422.12 : 4,928,598.69 = 1,939,861.32 : x
  2. Step 2: Convert to fraction form
    3,571,422.12/4,928,598.69 = 1,939,861.32/x
  3. Step 3: Cross multiply
    3,571,422.12x = 4,928,598.69 × 1,939,861.32
  4. Step 4: Simplify right side
    3,571,422.12x = 9,560,797,960,533.67
  5. Step 5: Solve for x
    x = 9,560,797,960,533.67/3,571,422.12
  6. Step 6: Final answer
    x = 2,677,028.26

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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.