Finding the Fourth Proportional to 4,273,979.40, 6,400,791.90 and 2,473,067.52
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Solution
The fourth proportional to 4,273,979.40, 6,400,791.90 and 2,473,067.52 is: 3,703,712.41
Step by Step Solution
- Step 1: Write the proportion equation
4,273,979.40 : 6,400,791.90 = 2,473,067.52 : x - Step 2: Convert to fraction form
4,273,979.40/6,400,791.90 = 2,473,067.52/x - Step 3: Cross multiply
4,273,979.40x = 6,400,791.90 × 2,473,067.52 - Step 4: Simplify right side
4,273,979.40x = 15,829,590,550,169.09 - Step 5: Solve for x
x = 15,829,590,550,169.09/4,273,979.40 - Step 6: Final answer
x = 3,703,712.41
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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.