Finding the Fourth Proportional to 1,683,550.80, 2,525,699.35 and 485,379.61
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Solution
The fourth proportional to 1,683,550.80, 2,525,699.35 and 485,379.61 is: 728,176.99
Step by Step Solution
- Step 1: Write the proportion equation
1,683,550.80 : 2,525,699.35 = 485,379.61 : x - Step 2: Convert to fraction form
1,683,550.80/2,525,699.35 = 485,379.61/x - Step 3: Cross multiply
1,683,550.80x = 2,525,699.35 × 485,379.61 - Step 4: Simplify right side
1,683,550.80x = 1,225,922,957,952.56 - Step 5: Solve for x
x = 1,225,922,957,952.56/1,683,550.80 - Step 6: Final answer
x = 728,176.99
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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.