Finding the Fourth Proportional to 1,351,595.53, 1,865,125.93 and 739,747.05
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Solution
The fourth proportional to 1,351,595.53, 1,865,125.93 and 739,747.05 is: 1,020,809.39
Step by Step Solution
- Step 1: Write the proportion equation
1,351,595.53 : 1,865,125.93 = 739,747.05 : x - Step 2: Convert to fraction form
1,351,595.53/1,865,125.93 = 739,747.05/x - Step 3: Cross multiply
1,351,595.53x = 1,865,125.93 × 739,747.05 - Step 4: Simplify right side
1,351,595.53x = 1,379,721,404,596.01 - Step 5: Solve for x
x = 1,379,721,404,596.01/1,351,595.53 - Step 6: Final answer
x = 1,020,809.39
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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.