Finding the Fourth Proportional to 2,409,156.17, 3,325,379.97 and 1,549,716.43
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Solution
The fourth proportional to 2,409,156.17, 3,325,379.97 and 1,549,716.43 is: 2,139,087.55
Step by Step Solution
- Step 1: Write the proportion equation
2,409,156.17 : 3,325,379.97 = 1,549,716.43 : x - Step 2: Convert to fraction form
2,409,156.17/3,325,379.97 = 1,549,716.43/x - Step 3: Cross multiply
2,409,156.17x = 3,325,379.97 × 1,549,716.43 - Step 4: Simplify right side
2,409,156.17x = 5,153,395,958,875.01 - Step 5: Solve for x
x = 5,153,395,958,875.01/2,409,156.17 - Step 6: Final answer
x = 2,139,087.55
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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.