Finding the Fourth Proportional to 4,705,664.22, 7,058,348.52 and 2,589,052.74
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Solution
The fourth proportional to 4,705,664.22, 7,058,348.52 and 2,589,052.74 is: 3,883,497.79
Step by Step Solution
- Step 1: Write the proportion equation
4,705,664.22 : 7,058,348.52 = 2,589,052.74 : x - Step 2: Convert to fraction form
4,705,664.22/7,058,348.52 = 2,589,052.74/x - Step 3: Cross multiply
4,705,664.22x = 7,058,348.52 × 2,589,052.74 - Step 4: Simplify right side
4,705,664.22x = 18,274,436,575,580.95 - Step 5: Solve for x
x = 18,274,436,575,580.95/4,705,664.22 - Step 6: Final answer
x = 3,883,497.79
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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.