Finding the Fourth Proportional to 1,660,747.82, 2,291,838.99 and 935,604.23
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Solution
The fourth proportional to 1,660,747.82, 2,291,838.99 and 935,604.23 is: 1,291,137.78
Step by Step Solution
- Step 1: Write the proportion equation
1,660,747.82 : 2,291,838.99 = 935,604.23 : x - Step 2: Convert to fraction form
1,660,747.82/2,291,838.99 = 935,604.23/x - Step 3: Cross multiply
1,660,747.82x = 2,291,838.99 × 935,604.23 - Step 4: Simplify right side
1,660,747.82x = 2,144,254,253,522.93 - Step 5: Solve for x
x = 2,144,254,253,522.93/1,660,747.82 - Step 6: Final answer
x = 1,291,137.78
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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.