Finding the Fourth Proportional to 4,455,991.68, 6,149,366.28 and 2,713,742.72
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Solution
The fourth proportional to 4,455,991.68, 6,149,366.28 and 2,713,742.72 is: 3,745,024.49
Step by Step Solution
- Step 1: Write the proportion equation
4,455,991.68 : 6,149,366.28 = 2,713,742.72 : x - Step 2: Convert to fraction form
4,455,991.68/6,149,366.28 = 2,713,742.72/x - Step 3: Cross multiply
4,455,991.68x = 6,149,366.28 × 2,713,742.72 - Step 4: Simplify right side
4,455,991.68x = 16,687,797,974,963.48 - Step 5: Solve for x
x = 16,687,797,974,963.48/4,455,991.68 - Step 6: Final answer
x = 3,745,024.49
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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.