Home / 3,312,479.21-4,571,383.43-1,862,629.43

Finding the Fourth Proportional to 3,312,479.21, 4,571,383.43 and 1,862,629.43

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Solution

The fourth proportional to 3,312,479.21, 4,571,383.43 and 1,862,629.43 is: 2,570,519.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,479.21 : 4,571,383.43 = 1,862,629.43 : x
  2. Step 2: Convert to fraction form
    3,312,479.21/4,571,383.43 = 1,862,629.43/x
  3. Step 3: Cross multiply
    3,312,479.21x = 4,571,383.43 × 1,862,629.43
  4. Step 4: Simplify right side
    3,312,479.21x = 8,514,793,294,332.00
  5. Step 5: Solve for x
    x = 8,514,793,294,332.00/3,312,479.21
  6. Step 6: Final answer
    x = 2,570,519.77

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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.