Finding the Fourth Proportional to 1,351,173.24, 1,864,590.30 and 739,323.54
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Solution
The fourth proportional to 1,351,173.24, 1,864,590.30 and 739,323.54 is: 1,020,250.74
Step by Step Solution
- Step 1: Write the proportion equation
1,351,173.24 : 1,864,590.30 = 739,323.54 : x - Step 2: Convert to fraction form
1,351,173.24/1,864,590.30 = 739,323.54/x - Step 3: Cross multiply
1,351,173.24x = 1,864,590.30 × 739,323.54 - Step 4: Simplify right side
1,351,173.24x = 1,378,535,501,245.66 - Step 5: Solve for x
x = 1,378,535,501,245.66/1,351,173.24 - Step 6: Final answer
x = 1,020,250.74
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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.