Finding the Fourth Proportional to 4,880,832.72, 6,735,537.54 and 2,675,691.68
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Solution
The fourth proportional to 4,880,832.72, 6,735,537.54 and 2,675,691.68 is: 3,692,448.15
Step by Step Solution
- Step 1: Write the proportion equation
4,880,832.72 : 6,735,537.54 = 2,675,691.68 : x - Step 2: Convert to fraction form
4,880,832.72/6,735,537.54 = 2,675,691.68/x - Step 3: Cross multiply
4,880,832.72x = 6,735,537.54 × 2,675,691.68 - Step 4: Simplify right side
4,880,832.72x = 18,022,221,756,105.67 - Step 5: Solve for x
x = 18,022,221,756,105.67/4,880,832.72 - Step 6: Final answer
x = 3,692,448.15
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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.