Finding the Fourth Proportional to 1,843,174.24, 2,544,671.66 and 1,638,660.28
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Solution
The fourth proportional to 1,843,174.24, 2,544,671.66 and 1,638,660.28 is: 2,262,321.31
Step by Step Solution
- Step 1: Write the proportion equation
1,843,174.24 : 2,544,671.66 = 1,638,660.28 : x - Step 2: Convert to fraction form
1,843,174.24/2,544,671.66 = 1,638,660.28/x - Step 3: Cross multiply
1,843,174.24x = 2,544,671.66 × 1,638,660.28 - Step 4: Simplify right side
1,843,174.24x = 4,169,852,360,328.68 - Step 5: Solve for x
x = 4,169,852,360,328.68/1,843,174.24 - Step 6: Final answer
x = 2,262,321.31
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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.