Finding the Fourth Proportional to 1,623,676.74, 2,240,651.75 and 898,480.28
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Solution
The fourth proportional to 1,623,676.74, 2,240,651.75 and 898,480.28 is: 1,239,890.52
Step by Step Solution
- Step 1: Write the proportion equation
1,623,676.74 : 2,240,651.75 = 898,480.28 : x - Step 2: Convert to fraction form
1,623,676.74/2,240,651.75 = 898,480.28/x - Step 3: Cross multiply
1,623,676.74x = 2,240,651.75 × 898,480.28 - Step 4: Simplify right side
1,623,676.74x = 2,013,181,396,026.83 - Step 5: Solve for x
x = 2,013,181,396,026.83/1,623,676.74 - Step 6: Final answer
x = 1,239,890.52
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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.