Finding the Fourth Proportional to 2,125,104.99, 3,186,811.83 and 776,960.43
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Solution
The fourth proportional to 2,125,104.99, 3,186,811.83 and 776,960.43 is: 1,165,131.46
Step by Step Solution
- Step 1: Write the proportion equation
2,125,104.99 : 3,186,811.83 = 776,960.43 : x - Step 2: Convert to fraction form
2,125,104.99/3,186,811.83 = 776,960.43/x - Step 3: Cross multiply
2,125,104.99x = 3,186,811.83 × 776,960.43 - Step 4: Simplify right side
2,125,104.99x = 2,476,026,689,765.89 - Step 5: Solve for x
x = 2,476,026,689,765.89/2,125,104.99 - Step 6: Final answer
x = 1,165,131.46
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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.