Finding the Fourth Proportional to 5,317,953.82, 7,338,676.62 and 3,252,817.69
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Solution
The fourth proportional to 5,317,953.82, 7,338,676.62 and 3,252,817.69 is: 4,488,827.46
Step by Step Solution
- Step 1: Write the proportion equation
5,317,953.82 : 7,338,676.62 = 3,252,817.69 : x - Step 2: Convert to fraction form
5,317,953.82/7,338,676.62 = 3,252,817.69/x - Step 3: Cross multiply
5,317,953.82x = 7,338,676.62 × 3,252,817.69 - Step 4: Simplify right side
5,317,953.82x = 23,871,377,130,725.41 - Step 5: Solve for x
x = 23,871,377,130,725.41/5,317,953.82 - Step 6: Final answer
x = 4,488,827.46
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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.