Finding the Fourth Proportional to 4,645,194.42, 6,967,861.71 and 1,612,656.71
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Solution
The fourth proportional to 4,645,194.42, 6,967,861.71 and 1,612,656.71 is: 2,419,009.39
Step by Step Solution
- Step 1: Write the proportion equation
4,645,194.42 : 6,967,861.71 = 1,612,656.71 : x - Step 2: Convert to fraction form
4,645,194.42/6,967,861.71 = 1,612,656.71/x - Step 3: Cross multiply
4,645,194.42x = 6,967,861.71 × 1,612,656.71 - Step 4: Simplify right side
4,645,194.42x = 11,236,768,940,983.57 - Step 5: Solve for x
x = 11,236,768,940,983.57/4,645,194.42 - Step 6: Final answer
x = 2,419,009.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.