Finding the Fourth Proportional to 2,982,252.51, 4,115,562.97 and 1,657,800.60
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Solution
The fourth proportional to 2,982,252.51, 4,115,562.97 and 1,657,800.60 is: 2,287,795.12
Step by Step Solution
- Step 1: Write the proportion equation
2,982,252.51 : 4,115,562.97 = 1,657,800.60 : x - Step 2: Convert to fraction form
2,982,252.51/4,115,562.97 = 1,657,800.60/x - Step 3: Cross multiply
2,982,252.51x = 4,115,562.97 × 1,657,800.60 - Step 4: Simplify right side
2,982,252.51x = 6,822,782,732,136.96 - Step 5: Solve for x
x = 6,822,782,732,136.96/2,982,252.51 - Step 6: Final answer
x = 2,287,795.12
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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.