Finding the Fourth Proportional to 4,522,838.28, 6,242,971.44 and 2,895,628.29
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Solution
The fourth proportional to 4,522,838.28, 6,242,971.44 and 2,895,628.29 is: 3,996,898.32
Step by Step Solution
- Step 1: Write the proportion equation
4,522,838.28 : 6,242,971.44 = 2,895,628.29 : x - Step 2: Convert to fraction form
4,522,838.28/6,242,971.44 = 2,895,628.29/x - Step 3: Cross multiply
4,522,838.28x = 6,242,971.44 × 2,895,628.29 - Step 4: Simplify right side
4,522,838.28x = 18,077,324,715,326.04 - Step 5: Solve for x
x = 18,077,324,715,326.04/4,522,838.28 - Step 6: Final answer
x = 3,996,898.32
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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.