Finding the Fourth Proportional to 1,293,598.07, 1,772,235.69 and 1,245,114.08
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Solution
The fourth proportional to 1,293,598.07, 1,772,235.69 and 1,245,114.08 is: 1,705,812.39
Step by Step Solution
- Step 1: Write the proportion equation
1,293,598.07 : 1,772,235.69 = 1,245,114.08 : x - Step 2: Convert to fraction form
1,293,598.07/1,772,235.69 = 1,245,114.08/x - Step 3: Cross multiply
1,293,598.07x = 1,772,235.69 × 1,245,114.08 - Step 4: Simplify right side
1,293,598.07x = 2,206,635,601,836.34 - Step 5: Solve for x
x = 2,206,635,601,836.34/1,293,598.07 - Step 6: Final answer
x = 1,705,812.39
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.