Finding the Fourth Proportional to 3,587,493.68, 4,950,737.79 and 1,955,900.62
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Solution
The fourth proportional to 3,587,493.68, 4,950,737.79 and 1,955,900.62 is: 2,699,140.95
Step by Step Solution
- Step 1: Write the proportion equation
3,587,493.68 : 4,950,737.79 = 1,955,900.62 : x - Step 2: Convert to fraction form
3,587,493.68/4,950,737.79 = 1,955,900.62/x - Step 3: Cross multiply
3,587,493.68x = 4,950,737.79 × 1,955,900.62 - Step 4: Simplify right side
3,587,493.68x = 9,683,151,093,054.49 - Step 5: Solve for x
x = 9,683,151,093,054.49/3,587,493.68 - Step 6: Final answer
x = 2,699,140.95
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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.