Finding the Fourth Proportional to 3,171,599.09, 4,756,332.42 and 1,149,419.61
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Solution
The fourth proportional to 3,171,599.09, 4,756,332.42 and 1,149,419.61 is: 1,723,743.01
Step by Step Solution
- Step 1: Write the proportion equation
3,171,599.09 : 4,756,332.42 = 1,149,419.61 : x - Step 2: Convert to fraction form
3,171,599.09/4,756,332.42 = 1,149,419.61/x - Step 3: Cross multiply
3,171,599.09x = 4,756,332.42 × 1,149,419.61 - Step 4: Simplify right side
3,171,599.09x = 5,467,021,755,226.76 - Step 5: Solve for x
x = 5,467,021,755,226.76/3,171,599.09 - Step 6: Final answer
x = 1,723,743.01
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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.