Finding the Fourth Proportional to 1,965,529.18, 2,948,310.27 and 545,695.98
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Solution
The fourth proportional to 1,965,529.18, 2,948,310.27 and 545,695.98 is: 818,548.55
Step by Step Solution
- Step 1: Write the proportion equation
1,965,529.18 : 2,948,310.27 = 545,695.98 : x - Step 2: Convert to fraction form
1,965,529.18/2,948,310.27 = 545,695.98/x - Step 3: Cross multiply
1,965,529.18x = 2,948,310.27 × 545,695.98 - Step 4: Simplify right side
1,965,529.18x = 1,608,881,062,131.71 - Step 5: Solve for x
x = 1,608,881,062,131.71/1,965,529.18 - Step 6: Final answer
x = 818,548.55
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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.