Finding the Fourth Proportional to 4,512,684.11, 6,227,588.56 and 2,769,479.74
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Solution
The fourth proportional to 4,512,684.11, 6,227,588.56 and 2,769,479.74 is: 3,821,933.89
Step by Step Solution
- Step 1: Write the proportion equation
4,512,684.11 : 6,227,588.56 = 2,769,479.74 : x - Step 2: Convert to fraction form
4,512,684.11/6,227,588.56 = 2,769,479.74/x - Step 3: Cross multiply
4,512,684.11x = 6,227,588.56 × 2,769,479.74 - Step 4: Simplify right side
4,512,684.11x = 17,247,180,314,837.83 - Step 5: Solve for x
x = 17,247,180,314,837.83/4,512,684.11 - Step 6: Final answer
x = 3,821,933.89
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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.