Finding the Fourth Proportional to 3,642,975.75, 5,464,726.07 and 1,399,113.75
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Solution
The fourth proportional to 3,642,975.75, 5,464,726.07 and 1,399,113.75 is: 2,098,771.42
Step by Step Solution
- Step 1: Write the proportion equation
3,642,975.75 : 5,464,726.07 = 1,399,113.75 : x - Step 2: Convert to fraction form
3,642,975.75/5,464,726.07 = 1,399,113.75/x - Step 3: Cross multiply
3,642,975.75x = 5,464,726.07 × 1,399,113.75 - Step 4: Simplify right side
3,642,975.75x = 7,645,773,377,524.90 - Step 5: Solve for x
x = 7,645,773,377,524.90/3,642,975.75 - Step 6: Final answer
x = 2,098,771.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.