Finding the Fourth Proportional to 3,217,307.45, 4,442,767.92 and 2,400,091.97
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Solution
The fourth proportional to 3,217,307.45, 4,442,767.92 and 2,400,091.97 is: 3,314,278.09
Step by Step Solution
- Step 1: Write the proportion equation
3,217,307.45 : 4,442,767.92 = 2,400,091.97 : x - Step 2: Convert to fraction form
3,217,307.45/4,442,767.92 = 2,400,091.97/x - Step 3: Cross multiply
3,217,307.45x = 4,442,767.92 × 2,400,091.97 - Step 4: Simplify right side
3,217,307.45x = 10,663,051,587,151.76 - Step 5: Solve for x
x = 10,663,051,587,151.76/3,217,307.45 - Step 6: Final answer
x = 3,314,278.09
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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.