Finding the Fourth Proportional to 1,623,793.96, 2,240,839.98 and 898,691.68
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Solution
The fourth proportional to 1,623,793.96, 2,240,839.98 and 898,691.68 is: 1,240,196.91
Step by Step Solution
- Step 1: Write the proportion equation
1,623,793.96 : 2,240,839.98 = 898,691.68 : x - Step 2: Convert to fraction form
1,623,793.96/2,240,839.98 = 898,691.68/x - Step 3: Cross multiply
1,623,793.96x = 2,240,839.98 × 898,691.68 - Step 4: Simplify right side
1,623,793.96x = 2,013,824,246,237.37 - Step 5: Solve for x
x = 2,013,824,246,237.37/1,623,793.96 - Step 6: Final answer
x = 1,240,196.91
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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.