Finding the Fourth Proportional to 4,811,164.16, 6,639,405.98 and 2,877,424.44
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Solution
The fourth proportional to 4,811,164.16, 6,639,405.98 and 2,877,424.44 is: 3,970,845.39
Step by Step Solution
- Step 1: Write the proportion equation
4,811,164.16 : 6,639,405.98 = 2,877,424.44 : x - Step 2: Convert to fraction form
4,811,164.16/6,639,405.98 = 2,877,424.44/x - Step 3: Cross multiply
4,811,164.16x = 6,639,405.98 × 2,877,424.44 - Step 4: Simplify right side
4,811,164.16x = 19,104,389,033,934.15 - Step 5: Solve for x
x = 19,104,389,033,934.15/4,811,164.16 - Step 6: Final answer
x = 3,970,845.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.