Finding the Fourth Proportional to 4,436,617.70, 6,122,536.54 and 2,399,427.20
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Solution
The fourth proportional to 4,436,617.70, 6,122,536.54 and 2,399,427.20 is: 3,311,211.76
Step by Step Solution
- Step 1: Write the proportion equation
4,436,617.70 : 6,122,536.54 = 2,399,427.20 : x - Step 2: Convert to fraction form
4,436,617.70/6,122,536.54 = 2,399,427.20/x - Step 3: Cross multiply
4,436,617.70x = 6,122,536.54 × 2,399,427.20 - Step 4: Simplify right side
4,436,617.70x = 14,690,580,707,069.89 - Step 5: Solve for x
x = 14,690,580,707,069.89/4,436,617.70 - Step 6: Final answer
x = 3,311,211.76
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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.