Finding the Fourth Proportional to 2,512,211.87, 3,466,070.30 and 1,424,398.07
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Solution
The fourth proportional to 2,512,211.87, 3,466,070.30 and 1,424,398.07 is: 1,965,225.90
Step by Step Solution
- Step 1: Write the proportion equation
2,512,211.87 : 3,466,070.30 = 1,424,398.07 : x - Step 2: Convert to fraction form
2,512,211.87/3,466,070.30 = 1,424,398.07/x - Step 3: Cross multiply
2,512,211.87x = 3,466,070.30 × 1,424,398.07 - Step 4: Simplify right side
2,512,211.87x = 4,937,063,821,351.98 - Step 5: Solve for x
x = 4,937,063,821,351.98/2,512,211.87 - Step 6: Final answer
x = 1,965,225.90
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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.