Finding the Fourth Proportional to 2,910,305.40, 4,366,235.70 and 2,596,932.60
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Solution
The fourth proportional to 2,910,305.40, 4,366,235.70 and 2,596,932.60 is: 3,896,092.77
Step by Step Solution
- Step 1: Write the proportion equation
2,910,305.40 : 4,366,235.70 = 2,596,932.60 : x - Step 2: Convert to fraction form
2,910,305.40/4,366,235.70 = 2,596,932.60/x - Step 3: Cross multiply
2,910,305.40x = 4,366,235.70 × 2,596,932.60 - Step 4: Simplify right side
2,910,305.40x = 11,338,819,828,613.82 - Step 5: Solve for x
x = 11,338,819,828,613.82/2,910,305.40 - Step 6: Final answer
x = 3,896,092.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.