Home / 1,870,422.84-2,801,180.64-1,194,410.21

Finding the Fourth Proportional to 1,870,422.84, 2,801,180.64 and 1,194,410.21

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Solution

The fourth proportional to 1,870,422.84, 2,801,180.64 and 1,194,410.21 is: 1,788,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,422.84 : 2,801,180.64 = 1,194,410.21 : x
  2. Step 2: Convert to fraction form
    1,870,422.84/2,801,180.64 = 1,194,410.21/x
  3. Step 3: Cross multiply
    1,870,422.84x = 2,801,180.64 × 1,194,410.21
  4. Step 4: Simplify right side
    1,870,422.84x = 3,345,758,741,904.49
  5. Step 5: Solve for x
    x = 3,345,758,741,904.49/1,870,422.84
  6. Step 6: Final answer
    x = 1,788,771.33

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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.