Finding the Fourth Proportional to 4,856,403.24, 6,701,890.68 and 2,680,947.48
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Solution
The fourth proportional to 4,856,403.24, 6,701,890.68 and 2,680,947.48 is: 3,699,737.45
Step by Step Solution
- Step 1: Write the proportion equation
4,856,403.24 : 6,701,890.68 = 2,680,947.48 : x - Step 2: Convert to fraction form
4,856,403.24/6,701,890.68 = 2,680,947.48/x - Step 3: Cross multiply
4,856,403.24x = 6,701,890.68 × 2,680,947.48 - Step 4: Simplify right side
4,856,403.24x = 17,967,416,929,781.48 - Step 5: Solve for x
x = 17,967,416,929,781.48/4,856,403.24 - Step 6: Final answer
x = 3,699,737.45
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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.