Finding the Fourth Proportional to 4,132,826.15, 5,703,368.29 and 2,272,320.26
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Solution
The fourth proportional to 4,132,826.15, 5,703,368.29 and 2,272,320.26 is: 3,135,839.47
Step by Step Solution
- Step 1: Write the proportion equation
4,132,826.15 : 5,703,368.29 = 2,272,320.26 : x - Step 2: Convert to fraction form
4,132,826.15/5,703,368.29 = 2,272,320.26/x - Step 3: Cross multiply
4,132,826.15x = 5,703,368.29 × 2,272,320.26 - Step 4: Simplify right side
4,132,826.15x = 12,959,879,328,425.96 - Step 5: Solve for x
x = 12,959,879,328,425.96/4,132,826.15 - Step 6: Final answer
x = 3,135,839.47
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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.