Finding the Fourth Proportional to 4,795,940.99, 6,618,444.97 and 2,620,484.02
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Solution
The fourth proportional to 4,795,940.99, 6,618,444.97 and 2,620,484.02 is: 3,616,293.30
Step by Step Solution
- Step 1: Write the proportion equation
4,795,940.99 : 6,618,444.97 = 2,620,484.02 : x - Step 2: Convert to fraction form
4,795,940.99/6,618,444.97 = 2,620,484.02/x - Step 3: Cross multiply
4,795,940.99x = 6,618,444.97 × 2,620,484.02 - Step 4: Simplify right side
4,795,940.99x = 17,343,529,267,218.51 - Step 5: Solve for x
x = 17,343,529,267,218.51/4,795,940.99 - Step 6: Final answer
x = 3,616,293.30
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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.