Finding the Fourth Proportional to 5,780,497.77, 7,958,887.43 and 4,907,605.95
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Solution
The fourth proportional to 5,780,497.77, 7,958,887.43 and 4,907,605.95 is: 6,757,044.95
Step by Step Solution
- Step 1: Write the proportion equation
5,780,497.77 : 7,958,887.43 = 4,907,605.95 : x - Step 2: Convert to fraction form
5,780,497.77/7,958,887.43 = 4,907,605.95/x - Step 3: Cross multiply
5,780,497.77x = 7,958,887.43 × 4,907,605.95 - Step 4: Simplify right side
5,780,497.77x = 39,059,083,282,310.18 - Step 5: Solve for x
x = 39,059,083,282,310.18/5,780,497.77 - Step 6: Final answer
x = 6,757,044.95
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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.