Home / 3,457,287.21-4,770,931.29-1,908,515.64

Finding the Fourth Proportional to 3,457,287.21, 4,770,931.29 and 1,908,515.64

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Solution

The fourth proportional to 3,457,287.21, 4,770,931.29 and 1,908,515.64 is: 2,633,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,287.21 : 4,770,931.29 = 1,908,515.64 : x
  2. Step 2: Convert to fraction form
    3,457,287.21/4,770,931.29 = 1,908,515.64/x
  3. Step 3: Cross multiply
    3,457,287.21x = 4,770,931.29 × 1,908,515.64
  4. Step 4: Simplify right side
    3,457,287.21x = 9,105,396,950,933.14
  5. Step 5: Solve for x
    x = 9,105,396,950,933.14/3,457,287.21
  6. Step 6: Final answer
    x = 2,633,682.54

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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.