Home / 1,199,334.63-1,807,093.67-990,774.79

Finding the Fourth Proportional to 1,199,334.63, 1,807,093.67 and 990,774.79

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Solution

The fourth proportional to 1,199,334.63, 1,807,093.67 and 990,774.79 is: 1,492,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,334.63 : 1,807,093.67 = 990,774.79 : x
  2. Step 2: Convert to fraction form
    1,199,334.63/1,807,093.67 = 990,774.79/x
  3. Step 3: Cross multiply
    1,199,334.63x = 1,807,093.67 × 990,774.79
  4. Step 4: Simplify right side
    1,199,334.63x = 1,790,422,850,292.63
  5. Step 5: Solve for x
    x = 1,790,422,850,292.63/1,199,334.63
  6. Step 6: Final answer
    x = 1,492,846.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.