Finding the Fourth Proportional to 4,856,572.76, 6,701,894.85 and 2,681,069.29
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Solution
The fourth proportional to 4,856,572.76, 6,701,894.85 and 2,681,069.29 is: 3,699,778.70
Step by Step Solution
- Step 1: Write the proportion equation
4,856,572.76 : 6,701,894.85 = 2,681,069.29 : x - Step 2: Convert to fraction form
4,856,572.76/6,701,894.85 = 2,681,069.29/x - Step 3: Cross multiply
4,856,572.76x = 6,701,894.85 × 2,681,069.29 - Step 4: Simplify right side
4,856,572.76x = 17,968,244,467,144.16 - Step 5: Solve for x
x = 17,968,244,467,144.16/4,856,572.76 - Step 6: Final answer
x = 3,699,778.70
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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.