Finding the Fourth Proportional to 3,159,219.11, 4,737,924.70 and 1,029,489.35
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Solution
The fourth proportional to 3,159,219.11, 4,737,924.70 and 1,029,489.35 is: 1,543,939.45
Step by Step Solution
- Step 1: Write the proportion equation
3,159,219.11 : 4,737,924.70 = 1,029,489.35 : x - Step 2: Convert to fraction form
3,159,219.11/4,737,924.70 = 1,029,489.35/x - Step 3: Cross multiply
3,159,219.11x = 4,737,924.70 × 1,029,489.35 - Step 4: Simplify right side
3,159,219.11x = 4,877,642,993,488.60 - Step 5: Solve for x
x = 4,877,642,993,488.60/3,159,219.11 - Step 6: Final answer
x = 1,543,939.45
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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.