Finding the Fourth Proportional to 2,698,689.07, 4,049,152.49 and 1,181,588.95
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Solution
The fourth proportional to 2,698,689.07, 4,049,152.49 and 1,181,588.95 is: 1,772,873.32
Step by Step Solution
- Step 1: Write the proportion equation
2,698,689.07 : 4,049,152.49 = 1,181,588.95 : x - Step 2: Convert to fraction form
2,698,689.07/4,049,152.49 = 1,181,588.95/x - Step 3: Cross multiply
2,698,689.07x = 4,049,152.49 × 1,181,588.95 - Step 4: Simplify right side
2,698,689.07x = 4,784,433,839,048.99 - Step 5: Solve for x
x = 4,784,433,839,048.99/2,698,689.07 - Step 6: Final answer
x = 1,772,873.32
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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.