Finding the Fourth Proportional to 4,186,699.68, 5,778,399.60 and 2,467,719.84
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Solution
The fourth proportional to 4,186,699.68, 5,778,399.60 and 2,467,719.84 is: 3,405,897.83
Step by Step Solution
- Step 1: Write the proportion equation
4,186,699.68 : 5,778,399.60 = 2,467,719.84 : x - Step 2: Convert to fraction form
4,186,699.68/5,778,399.60 = 2,467,719.84/x - Step 3: Cross multiply
4,186,699.68x = 5,778,399.60 × 2,467,719.84 - Step 4: Simplify right side
4,186,699.68x = 14,259,471,336,368.06 - Step 5: Solve for x
x = 14,259,471,336,368.06/4,186,699.68 - Step 6: Final answer
x = 3,405,897.83
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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.