Finding the Fourth Proportional to 1,122,838.88, 1,684,265.62 and 448,976.82
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Solution
The fourth proportional to 1,122,838.88, 1,684,265.62 and 448,976.82 is: 673,468.15
Step by Step Solution
- Step 1: Write the proportion equation
1,122,838.88 : 1,684,265.62 = 448,976.82 : x - Step 2: Convert to fraction form
1,122,838.88/1,684,265.62 = 448,976.82/x - Step 3: Cross multiply
1,122,838.88x = 1,684,265.62 × 448,976.82 - Step 4: Simplify right side
1,122,838.88x = 756,196,222,102.93 - Step 5: Solve for x
x = 756,196,222,102.93/1,122,838.88 - Step 6: Final answer
x = 673,468.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.