Finding the Fourth Proportional to 1,330,240.24, 1,835,705.24 and 749,464.56
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Solution
The fourth proportional to 1,330,240.24, 1,835,705.24 and 749,464.56 is: 1,034,246.28
Step by Step Solution
- Step 1: Write the proportion equation
1,330,240.24 : 1,835,705.24 = 749,464.56 : x - Step 2: Convert to fraction form
1,330,240.24/1,835,705.24 = 749,464.56/x - Step 3: Cross multiply
1,330,240.24x = 1,835,705.24 × 749,464.56 - Step 4: Simplify right side
1,330,240.24x = 1,375,796,019,986.29 - Step 5: Solve for x
x = 1,375,796,019,986.29/1,330,240.24 - Step 6: Final answer
x = 1,034,246.28
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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.