Finding the Fourth Proportional to 4,810,936.08, 6,639,099.63 and 2,635,431.48
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Solution
The fourth proportional to 4,810,936.08, 6,639,099.63 and 2,635,431.48 is: 3,636,899.74
Step by Step Solution
- Step 1: Write the proportion equation
4,810,936.08 : 6,639,099.63 = 2,635,431.48 : x - Step 2: Convert to fraction form
4,810,936.08/6,639,099.63 = 2,635,431.48/x - Step 3: Cross multiply
4,810,936.08x = 6,639,099.63 × 2,635,431.48 - Step 4: Simplify right side
4,810,936.08x = 17,496,892,163,758.35 - Step 5: Solve for x
x = 17,496,892,163,758.35/4,810,936.08 - Step 6: Final answer
x = 3,636,899.74
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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.