Finding the Fourth Proportional to 4,588,671.69, 6,876,807.21 and 1,747,233.81
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Solution
The fourth proportional to 4,588,671.69, 6,876,807.21 and 1,747,233.81 is: 2,618,489.81
Step by Step Solution
- Step 1: Write the proportion equation
4,588,671.69 : 6,876,807.21 = 1,747,233.81 : x - Step 2: Convert to fraction form
4,588,671.69/6,876,807.21 = 1,747,233.81/x - Step 3: Cross multiply
4,588,671.69x = 6,876,807.21 × 1,747,233.81 - Step 4: Simplify right side
4,588,671.69x = 12,015,390,087,951.80 - Step 5: Solve for x
x = 12,015,390,087,951.80/4,588,671.69 - Step 6: Final answer
x = 2,618,489.81
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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.