Home / 2,818,322.25-4,225,685.14-1,857,668.73

Finding the Fourth Proportional to 2,818,322.25, 4,225,685.14 and 1,857,668.73

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Solution

The fourth proportional to 2,818,322.25, 4,225,685.14 and 1,857,668.73 is: 2,785,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,322.25 : 4,225,685.14 = 1,857,668.73 : x
  2. Step 2: Convert to fraction form
    2,818,322.25/4,225,685.14 = 1,857,668.73/x
  3. Step 3: Cross multiply
    2,818,322.25x = 4,225,685.14 × 1,857,668.73
  4. Step 4: Simplify right side
    2,818,322.25x = 7,849,923,147,403.67
  5. Step 5: Solve for x
    x = 7,849,923,147,403.67/2,818,322.25
  6. Step 6: Final answer
    x = 2,785,317.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.