Finding the Fourth Proportional to 3,320,119.51, 4,581,643.91 and 1,849,952.09
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Solution
The fourth proportional to 3,320,119.51, 4,581,643.91 and 1,849,952.09 is: 2,552,866.46
Step by Step Solution
- Step 1: Write the proportion equation
3,320,119.51 : 4,581,643.91 = 1,849,952.09 : x - Step 2: Convert to fraction form
3,320,119.51/4,581,643.91 = 1,849,952.09/x - Step 3: Cross multiply
3,320,119.51x = 4,581,643.91 × 1,849,952.09 - Step 4: Simplify right side
3,320,119.51x = 8,475,821,729,144.62 - Step 5: Solve for x
x = 8,475,821,729,144.62/3,320,119.51 - Step 6: Final answer
x = 2,552,866.46
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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.