Finding the Fourth Proportional to 2,805,458.88, 3,868,950.15 and 1,771,169.79
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Solution
The fourth proportional to 2,805,458.88, 3,868,950.15 and 1,771,169.79 is: 2,442,583.52
Step by Step Solution
- Step 1: Write the proportion equation
2,805,458.88 : 3,868,950.15 = 1,771,169.79 : x - Step 2: Convert to fraction form
2,805,458.88/3,868,950.15 = 1,771,169.79/x - Step 3: Cross multiply
2,805,458.88x = 3,868,950.15 × 1,771,169.79 - Step 4: Simplify right side
2,805,458.88x = 6,852,567,624,695.97 - Step 5: Solve for x
x = 6,852,567,624,695.97/2,805,458.88 - Step 6: Final answer
x = 2,442,583.52
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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.