Finding the Fourth Proportional to 2,792,342.49, 4,184,638.64 and 1,272,310.66
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Solution
The fourth proportional to 2,792,342.49, 4,184,638.64 and 1,272,310.66 is: 1,906,700.33
Step by Step Solution
- Step 1: Write the proportion equation
2,792,342.49 : 4,184,638.64 = 1,272,310.66 : x - Step 2: Convert to fraction form
2,792,342.49/4,184,638.64 = 1,272,310.66/x - Step 3: Cross multiply
2,792,342.49x = 4,184,638.64 × 1,272,310.66 - Step 4: Simplify right side
2,792,342.49x = 5,324,160,349,919.90 - Step 5: Solve for x
x = 5,324,160,349,919.90/2,792,342.49 - Step 6: Final answer
x = 1,906,700.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.