Finding the Fourth Proportional to 2,439,645.95, 3,366,731.33 and 1,351,935.68
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Solution
The fourth proportional to 2,439,645.95, 3,366,731.33 and 1,351,935.68 is: 1,865,682.27
Step by Step Solution
- Step 1: Write the proportion equation
2,439,645.95 : 3,366,731.33 = 1,351,935.68 : x - Step 2: Convert to fraction form
2,439,645.95/3,366,731.33 = 1,351,935.68/x - Step 3: Cross multiply
2,439,645.95x = 3,366,731.33 × 1,351,935.68 - Step 4: Simplify right side
2,439,645.95x = 4,551,604,186,407.52 - Step 5: Solve for x
x = 4,551,604,186,407.52/2,439,645.95 - Step 6: Final answer
x = 1,865,682.27
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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.