Finding the Fourth Proportional to 3,844,690.94, 5,305,461.57 and 2,125,698
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Solution
The fourth proportional to 3,844,690.94, 5,305,461.57 and 2,125,698 is: 2,933,346.07
Step by Step Solution
- Step 1: Write the proportion equation
3,844,690.94 : 5,305,461.57 = 2,125,698 : x - Step 2: Convert to fraction form
3,844,690.94/5,305,461.57 = 2,125,698/x - Step 3: Cross multiply
3,844,690.94x = 5,305,461.57 × 2,125,698 - Step 4: Simplify right side
3,844,690.94x = 11,277,809,048,425.86 - Step 5: Solve for x
x = 11,277,809,048,425.86/3,844,690.94 - Step 6: Final answer
x = 2,933,346.07
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1.5x scale
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.