Finding the Fourth Proportional to 1,792,431.60, 2,473,524.33 and 976,642.05
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Solution
The fourth proportional to 1,792,431.60, 2,473,524.33 and 976,642.05 is: 1,347,748.99
Step by Step Solution
- Step 1: Write the proportion equation
1,792,431.60 : 2,473,524.33 = 976,642.05 : x - Step 2: Convert to fraction form
1,792,431.60/2,473,524.33 = 976,642.05/x - Step 3: Cross multiply
1,792,431.60x = 2,473,524.33 × 976,642.05 - Step 4: Simplify right side
1,792,431.60x = 2,415,747,872,376.08 - Step 5: Solve for x
x = 2,415,747,872,376.08/1,792,431.60 - Step 6: Final answer
x = 1,347,748.99
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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.