Finding the Fourth Proportional to 757,608.62, 1,130,203.40 and 737,015.18
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Solution
The fourth proportional to 757,608.62, 1,130,203.40 and 737,015.18 is: 1,099,482.03
Step by Step Solution
- Step 1: Write the proportion equation
757,608.62 : 1,130,203.40 = 737,015.18 : x - Step 2: Convert to fraction form
757,608.62/1,130,203.40 = 737,015.18/x - Step 3: Cross multiply
757,608.62x = 1,130,203.40 × 737,015.18 - Step 4: Simplify right side
757,608.62x = 832,977,062,287.61 - Step 5: Solve for x
x = 832,977,062,287.61/757,608.62 - Step 6: Final answer
x = 1,099,482.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.