Finding the Fourth Proportional to 4,950,554.99, 7,426,884.98 and 1,538,759.66
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Solution
The fourth proportional to 4,950,554.99, 7,426,884.98 and 1,538,759.66 is: 2,308,466.63
Step by Step Solution
- Step 1: Write the proportion equation
4,950,554.99 : 7,426,884.98 = 1,538,759.66 : x - Step 2: Convert to fraction form
4,950,554.99/7,426,884.98 = 1,538,759.66/x - Step 3: Cross multiply
4,950,554.99x = 7,426,884.98 × 1,538,759.66 - Step 4: Simplify right side
4,950,554.99x = 11,428,190,973,396.38 - Step 5: Solve for x
x = 11,428,190,973,396.38/4,950,554.99 - Step 6: Final answer
x = 2,308,466.63
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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.