Finding the Fourth Proportional to 2,303,715.63, 3,173,935.69 and 1,605,338.19
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Solution
The fourth proportional to 2,303,715.63, 3,173,935.69 and 1,605,338.19 is: 2,211,748.75
Step by Step Solution
- Step 1: Write the proportion equation
2,303,715.63 : 3,173,935.69 = 1,605,338.19 : x - Step 2: Convert to fraction form
2,303,715.63/3,173,935.69 = 1,605,338.19/x - Step 3: Cross multiply
2,303,715.63x = 3,173,935.69 × 1,605,338.19 - Step 4: Simplify right side
2,303,715.63x = 5,095,240,177,767.67 - Step 5: Solve for x
x = 5,095,240,177,767.67/2,303,715.63 - Step 6: Final answer
x = 2,211,748.75
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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.