Finding the Fourth Proportional to 4,312,734.39, 5,953,486.37 and 2,785,586.31
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Solution
The fourth proportional to 4,312,734.39, 5,953,486.37 and 2,785,586.31 is: 3,845,344.65
Step by Step Solution
- Step 1: Write the proportion equation
4,312,734.39 : 5,953,486.37 = 2,785,586.31 : x - Step 2: Convert to fraction form
4,312,734.39/5,953,486.37 = 2,785,586.31/x - Step 3: Cross multiply
4,312,734.39x = 5,953,486.37 × 2,785,586.31 - Step 4: Simplify right side
4,312,734.39x = 16,583,950,115,115.66 - Step 5: Solve for x
x = 16,583,950,115,115.66/4,312,734.39 - Step 6: Final answer
x = 3,845,344.65
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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.