Finding the Fourth Proportional to 5,581,756.14, 8,367,319.77 and 1,792,581.81
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Solution
The fourth proportional to 5,581,756.14, 8,367,319.77 and 1,792,581.81 is: 2,687,165.98
Step by Step Solution
- Step 1: Write the proportion equation
5,581,756.14 : 8,367,319.77 = 1,792,581.81 : x - Step 2: Convert to fraction form
5,581,756.14/8,367,319.77 = 1,792,581.81/x - Step 3: Cross multiply
5,581,756.14x = 8,367,319.77 × 1,792,581.81 - Step 4: Simplify right side
5,581,756.14x = 14,999,105,218,155.38 - Step 5: Solve for x
x = 14,999,105,218,155.38/5,581,756.14 - Step 6: Final answer
x = 2,687,165.98
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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.