Finding the Fourth Proportional to 3,547,295.80, 5,320,943.70 and 3,351,340.60
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Solution
The fourth proportional to 3,547,295.80, 5,320,943.70 and 3,351,340.60 is: 5,027,010.90
Step by Step Solution
- Step 1: Write the proportion equation
3,547,295.80 : 5,320,943.70 = 3,351,340.60 : x - Step 2: Convert to fraction form
3,547,295.80/5,320,943.70 = 3,351,340.60/x - Step 3: Cross multiply
3,547,295.80x = 5,320,943.70 × 3,351,340.60 - Step 4: Simplify right side
3,547,295.80x = 17,832,294,652,124.22 - Step 5: Solve for x
x = 17,832,294,652,124.22/3,547,295.80 - Step 6: Final answer
x = 5,027,010.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.