Finding the Fourth Proportional to 1,304,800.95, 1,956,731.87 and 451,640.79
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Solution
The fourth proportional to 1,304,800.95, 1,956,731.87 and 451,640.79 is: 677,298.65
Step by Step Solution
- Step 1: Write the proportion equation
1,304,800.95 : 1,956,731.87 = 451,640.79 : x - Step 2: Convert to fraction form
1,304,800.95/1,956,731.87 = 451,640.79/x - Step 3: Cross multiply
1,304,800.95x = 1,956,731.87 × 451,640.79 - Step 4: Simplify right side
1,304,800.95x = 883,739,925,326.77 - Step 5: Solve for x
x = 883,739,925,326.77/1,304,800.95 - Step 6: Final answer
x = 677,298.65
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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.