Finding the Fourth Proportional to 4,234,368.98, 6,348,339.39 and 2,182,818.80
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Solution
The fourth proportional to 4,234,368.98, 6,348,339.39 and 2,182,818.80 is: 3,272,571.34
Step by Step Solution
- Step 1: Write the proportion equation
4,234,368.98 : 6,348,339.39 = 2,182,818.80 : x - Step 2: Convert to fraction form
4,234,368.98/6,348,339.39 = 2,182,818.80/x - Step 3: Cross multiply
4,234,368.98x = 6,348,339.39 × 2,182,818.80 - Step 4: Simplify right side
4,234,368.98x = 13,857,274,569,272.53 - Step 5: Solve for x
x = 13,857,274,569,272.53/4,234,368.98 - Step 6: Final answer
x = 3,272,571.34
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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.