Finding the Fourth Proportional to 4,305,222, 6,458,626.50 and 1,781,074.08
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Solution
The fourth proportional to 4,305,222, 6,458,626.50 and 1,781,074.08 is: 2,671,939.39
Step by Step Solution
- Step 1: Write the proportion equation
4,305,222 : 6,458,626.50 = 1,781,074.08 : x - Step 2: Convert to fraction form
4,305,222/6,458,626.50 = 1,781,074.08/x - Step 3: Cross multiply
4,305,222x = 6,458,626.50 × 1,781,074.08 - Step 4: Simplify right side
4,305,222x = 11,503,292,251,551.12 - Step 5: Solve for x
x = 11,503,292,251,551.12/4,305,222 - Step 6: Final answer
x = 2,671,939.39
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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.