Finding the Fourth Proportional to 2,748,138.30, 3,792,453.62 and 1,524,523.95
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Solution
The fourth proportional to 2,748,138.30, 3,792,453.62 and 1,524,523.95 is: 2,103,855.68
Step by Step Solution
- Step 1: Write the proportion equation
2,748,138.30 : 3,792,453.62 = 1,524,523.95 : x - Step 2: Convert to fraction form
2,748,138.30/3,792,453.62 = 1,524,523.95/x - Step 3: Cross multiply
2,748,138.30x = 3,792,453.62 × 1,524,523.95 - Step 4: Simplify right side
2,748,138.30x = 5,781,686,365,331.58 - Step 5: Solve for x
x = 5,781,686,365,331.58/2,748,138.30 - Step 6: Final answer
x = 2,103,855.68
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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.