Home / 2,811,062.94-3,879,268.47-1,521,903.66

Finding the Fourth Proportional to 2,811,062.94, 3,879,268.47 and 1,521,903.66

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Solution

The fourth proportional to 2,811,062.94, 3,879,268.47 and 1,521,903.66 is: 2,100,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,062.94 : 3,879,268.47 = 1,521,903.66 : x
  2. Step 2: Convert to fraction form
    2,811,062.94/3,879,268.47 = 1,521,903.66/x
  3. Step 3: Cross multiply
    2,811,062.94x = 3,879,268.47 × 1,521,903.66
  4. Step 4: Simplify right side
    2,811,062.94x = 5,903,872,882,615.60
  5. Step 5: Solve for x
    x = 5,903,872,882,615.60/2,811,062.94
  6. Step 6: Final answer
    x = 2,100,227.92

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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.