Finding the Fourth Proportional to 1,623,281.51, 2,239,584.49 and 934,939.58
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Solution
The fourth proportional to 1,623,281.51, 2,239,584.49 and 934,939.58 is: 1,289,903.30
Step by Step Solution
- Step 1: Write the proportion equation
1,623,281.51 : 2,239,584.49 = 934,939.58 : x - Step 2: Convert to fraction form
1,623,281.51/2,239,584.49 = 934,939.58/x - Step 3: Cross multiply
1,623,281.51x = 2,239,584.49 × 934,939.58 - Step 4: Simplify right side
1,623,281.51x = 2,093,876,182,455.11 - Step 5: Solve for x
x = 2,093,876,182,455.11/1,623,281.51 - Step 6: Final answer
x = 1,289,903.30
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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.