Finding the Fourth Proportional to 1,330,517.30, 1,995,840.18 and 370,971.05
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Solution
The fourth proportional to 1,330,517.30, 1,995,840.18 and 370,971.05 is: 556,474.48
Step by Step Solution
- Step 1: Write the proportion equation
1,330,517.30 : 1,995,840.18 = 370,971.05 : x - Step 2: Convert to fraction form
1,330,517.30/1,995,840.18 = 370,971.05/x - Step 3: Cross multiply
1,330,517.30x = 1,995,840.18 × 370,971.05 - Step 4: Simplify right side
1,330,517.30x = 740,398,917,227.59 - Step 5: Solve for x
x = 740,398,917,227.59/1,330,517.30 - Step 6: Final answer
x = 556,474.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.