Finding the Fourth Proportional to 3,163,824.24, 4,366,075.86 and 1,713,519.60
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Solution
The fourth proportional to 3,163,824.24, 4,366,075.86 and 1,713,519.60 is: 2,364,656.19
Step by Step Solution
- Step 1: Write the proportion equation
3,163,824.24 : 4,366,075.86 = 1,713,519.60 : x - Step 2: Convert to fraction form
3,163,824.24/4,366,075.86 = 1,713,519.60/x - Step 3: Cross multiply
3,163,824.24x = 4,366,075.86 × 1,713,519.60 - Step 4: Simplify right side
3,163,824.24x = 7,481,356,561,196.86 - Step 5: Solve for x
x = 7,481,356,561,196.86/3,163,824.24 - Step 6: Final answer
x = 2,364,656.19
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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.