Finding the Fourth Proportional to 4,919,035.64, 6,788,246.66 and 2,713,838.46
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Solution
The fourth proportional to 4,919,035.64, 6,788,246.66 and 2,713,838.46 is: 3,745,084.65
Step by Step Solution
- Step 1: Write the proportion equation
4,919,035.64 : 6,788,246.66 = 2,713,838.46 : x - Step 2: Convert to fraction form
4,919,035.64/6,788,246.66 = 2,713,838.46/x - Step 3: Cross multiply
4,919,035.64x = 6,788,246.66 × 2,713,838.46 - Step 4: Simplify right side
4,919,035.64x = 18,422,204,861,874.54 - Step 5: Solve for x
x = 18,422,204,861,874.54/4,919,035.64 - Step 6: Final answer
x = 3,745,084.65
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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.