Finding the Fourth Proportional to 4,519,310.60, 6,238,557.15 and 3,051,207.91
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Solution
The fourth proportional to 4,519,310.60, 6,238,557.15 and 3,051,207.91 is: 4,211,955.45
Step by Step Solution
- Step 1: Write the proportion equation
4,519,310.60 : 6,238,557.15 = 3,051,207.91 : x - Step 2: Convert to fraction form
4,519,310.60/6,238,557.15 = 3,051,207.91/x - Step 3: Cross multiply
4,519,310.60x = 6,238,557.15 × 3,051,207.91 - Step 4: Simplify right side
4,519,310.60x = 19,035,134,919,423.22 - Step 5: Solve for x
x = 19,035,134,919,423.22/4,519,310.60 - Step 6: Final answer
x = 4,211,955.45
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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.