Finding the Fourth Proportional to 1,832,995.67, 2,749,628.37 and 485,149.19
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Solution
The fourth proportional to 1,832,995.67, 2,749,628.37 and 485,149.19 is: 727,759.48
Step by Step Solution
- Step 1: Write the proportion equation
1,832,995.67 : 2,749,628.37 = 485,149.19 : x - Step 2: Convert to fraction form
1,832,995.67/2,749,628.37 = 485,149.19/x - Step 3: Cross multiply
1,832,995.67x = 2,749,628.37 × 485,149.19 - Step 4: Simplify right side
1,832,995.67x = 1,333,979,976,506.52 - Step 5: Solve for x
x = 1,333,979,976,506.52/1,832,995.67 - Step 6: Final answer
x = 727,759.48
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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.