Finding the Fourth Proportional to 1,703,160.68, 2,350,477.86 and 987,768.68
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Solution
The fourth proportional to 1,703,160.68, 2,350,477.86 and 987,768.68 is: 1,363,188.12
Step by Step Solution
- Step 1: Write the proportion equation
1,703,160.68 : 2,350,477.86 = 987,768.68 : x - Step 2: Convert to fraction form
1,703,160.68/2,350,477.86 = 987,768.68/x - Step 3: Cross multiply
1,703,160.68x = 2,350,477.86 × 987,768.68 - Step 4: Simplify right side
1,703,160.68x = 2,321,728,413,141.42 - Step 5: Solve for x
x = 2,321,728,413,141.42/1,703,160.68 - Step 6: Final answer
x = 1,363,188.12
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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.