Finding the Fourth Proportional to 5,769,161.06, 7,961,682.98 and 3,321,711.23
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Solution
The fourth proportional to 5,769,161.06, 7,961,682.98 and 3,321,711.23 is: 4,584,100.09
Step by Step Solution
- Step 1: Write the proportion equation
5,769,161.06 : 7,961,682.98 = 3,321,711.23 : x - Step 2: Convert to fraction form
5,769,161.06/7,961,682.98 = 3,321,711.23/x - Step 3: Cross multiply
5,769,161.06x = 7,961,682.98 × 3,321,711.23 - Step 4: Simplify right side
5,769,161.06x = 26,446,411,732,861.73 - Step 5: Solve for x
x = 26,446,411,732,861.73/5,769,161.06 - Step 6: Final answer
x = 4,584,100.09
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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.