Finding the Fourth Proportional to 1,351,814.04, 1,865,475.18 and 739,951.80
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Solution
The fourth proportional to 1,351,814.04, 1,865,475.18 and 739,951.80 is: 1,021,118.05
Step by Step Solution
- Step 1: Write the proportion equation
1,351,814.04 : 1,865,475.18 = 739,951.80 : x - Step 2: Convert to fraction form
1,351,814.04/1,865,475.18 = 739,951.80/x - Step 3: Cross multiply
1,351,814.04x = 1,865,475.18 × 739,951.80 - Step 4: Simplify right side
1,351,814.04x = 1,380,361,717,296.32 - Step 5: Solve for x
x = 1,380,361,717,296.32/1,351,814.04 - Step 6: Final answer
x = 1,021,118.05
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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.