Finding the Fourth Proportional to 1,296,145.24, 1,788,394.16 and 751,965.87
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Solution
The fourth proportional to 1,296,145.24, 1,788,394.16 and 751,965.87 is: 1,037,546.82
Step by Step Solution
- Step 1: Write the proportion equation
1,296,145.24 : 1,788,394.16 = 751,965.87 : x - Step 2: Convert to fraction form
1,296,145.24/1,788,394.16 = 751,965.87/x - Step 3: Cross multiply
1,296,145.24x = 1,788,394.16 × 751,965.87 - Step 4: Simplify right side
1,296,145.24x = 1,344,811,372,307.23 - Step 5: Solve for x
x = 1,344,811,372,307.23/1,296,145.24 - Step 6: Final answer
x = 1,037,546.82
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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.