Finding the Fourth Proportional to 1,760,649.63, 2,654,552.54 and 1,749,720.09
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Solution
The fourth proportional to 1,760,649.63, 2,654,552.54 and 1,749,720.09 is: 2,638,073.94
Step by Step Solution
- Step 1: Write the proportion equation
1,760,649.63 : 2,654,552.54 = 1,749,720.09 : x - Step 2: Convert to fraction form
1,760,649.63/2,654,552.54 = 1,749,720.09/x - Step 3: Cross multiply
1,760,649.63x = 2,654,552.54 × 1,749,720.09 - Step 4: Simplify right side
1,760,649.63x = 4,644,723,900,449.93 - Step 5: Solve for x
x = 4,644,723,900,449.93/1,760,649.63 - Step 6: Final answer
x = 2,638,073.94
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.