Finding the Fourth Proportional to 4,856,347.56, 6,701,722.68 and 2,680,893.12
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Solution
The fourth proportional to 4,856,347.56, 6,701,722.68 and 2,680,893.12 is: 3,699,612.11
Step by Step Solution
- Step 1: Write the proportion equation
4,856,347.56 : 6,701,722.68 = 2,680,893.12 : x - Step 2: Convert to fraction form
4,856,347.56/6,701,722.68 = 2,680,893.12/x - Step 3: Cross multiply
4,856,347.56x = 6,701,722.68 × 2,680,893.12 - Step 4: Simplify right side
4,856,347.56x = 17,966,602,224,959.96 - Step 5: Solve for x
x = 17,966,602,224,959.96/4,856,347.56 - Step 6: Final answer
x = 3,699,612.11
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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.