Finding the Fourth Proportional to 2,512,053.78, 3,466,560.15 and 1,424,424.66
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Solution
The fourth proportional to 2,512,053.78, 3,466,560.15 and 1,424,424.66 is: 1,965,664.03
Step by Step Solution
- Step 1: Write the proportion equation
2,512,053.78 : 3,466,560.15 = 1,424,424.66 : x - Step 2: Convert to fraction form
2,512,053.78/3,466,560.15 = 1,424,424.66/x - Step 3: Cross multiply
2,512,053.78x = 3,466,560.15 × 1,424,424.66 - Step 4: Simplify right side
2,512,053.78x = 4,937,853,763,033.30 - Step 5: Solve for x
x = 4,937,853,763,033.30/2,512,053.78 - Step 6: Final answer
x = 1,965,664.03
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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.