Finding the Fourth Proportional to 3,442,716.54, 4,750,882.67 and 1,893,887.66
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Solution
The fourth proportional to 3,442,716.54, 4,750,882.67 and 1,893,887.66 is: 2,613,528.58
Step by Step Solution
- Step 1: Write the proportion equation
3,442,716.54 : 4,750,882.67 = 1,893,887.66 : x - Step 2: Convert to fraction form
3,442,716.54/4,750,882.67 = 1,893,887.66/x - Step 3: Cross multiply
3,442,716.54x = 4,750,882.67 × 1,893,887.66 - Step 4: Simplify right side
3,442,716.54x = 8,997,638,079,432.78 - Step 5: Solve for x
x = 8,997,638,079,432.78/3,442,716.54 - Step 6: Final answer
x = 2,613,528.58
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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.