Finding the Fourth Proportional to 5,623,914.67, 8,421,463.01 and 3,892,385.97
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Solution
The fourth proportional to 5,623,914.67, 8,421,463.01 and 3,892,385.97 is: 5,828,606.30
Step by Step Solution
- Step 1: Write the proportion equation
5,623,914.67 : 8,421,463.01 = 3,892,385.97 : x - Step 2: Convert to fraction form
5,623,914.67/8,421,463.01 = 3,892,385.97/x - Step 3: Cross multiply
5,623,914.67x = 8,421,463.01 × 3,892,385.97 - Step 4: Simplify right side
5,623,914.67x = 32,779,584,476,728.93 - Step 5: Solve for x
x = 32,779,584,476,728.93/5,623,914.67 - Step 6: Final answer
x = 5,828,606.30
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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.