Finding the Fourth Proportional to 4,626,659.09, 6,384,989.07 and 2,561,674.70
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Solution
The fourth proportional to 4,626,659.09, 6,384,989.07 and 2,561,674.70 is: 3,535,221.56
Step by Step Solution
- Step 1: Write the proportion equation
4,626,659.09 : 6,384,989.07 = 2,561,674.70 : x - Step 2: Convert to fraction form
4,626,659.09/6,384,989.07 = 2,561,674.70/x - Step 3: Cross multiply
4,626,659.09x = 6,384,989.07 × 2,561,674.70 - Step 4: Simplify right side
4,626,659.09x = 16,356,264,960,395.53 - Step 5: Solve for x
x = 16,356,264,960,395.53/4,626,659.09 - Step 6: Final answer
x = 3,535,221.56
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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.