Finding the Fourth Proportional to 1,775,728.09, 2,663,616.71 and 577,656.69
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Solution
The fourth proportional to 1,775,728.09, 2,663,616.71 and 577,656.69 is: 866,493.02
Step by Step Solution
- Step 1: Write the proportion equation
1,775,728.09 : 2,663,616.71 = 577,656.69 : x - Step 2: Convert to fraction form
1,775,728.09/2,663,616.71 = 577,656.69/x - Step 3: Cross multiply
1,775,728.09x = 2,663,616.71 × 577,656.69 - Step 4: Simplify right side
1,775,728.09x = 1,538,655,995,920.92 - Step 5: Solve for x
x = 1,538,655,995,920.92/1,775,728.09 - Step 6: Final answer
x = 866,493.02
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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.