Finding the Fourth Proportional to 1,843,040.10, 2,543,407.13 and 1,027,295.49
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Solution
The fourth proportional to 1,843,040.10, 2,543,407.13 and 1,027,295.49 is: 1,417,674.35
Step by Step Solution
- Step 1: Write the proportion equation
1,843,040.10 : 2,543,407.13 = 1,027,295.49 : x - Step 2: Convert to fraction form
1,843,040.10/2,543,407.13 = 1,027,295.49/x - Step 3: Cross multiply
1,843,040.10x = 2,543,407.13 × 1,027,295.49 - Step 4: Simplify right side
1,843,040.10x = 2,612,830,673,882.84 - Step 5: Solve for x
x = 2,612,830,673,882.84/1,843,040.10 - Step 6: Final answer
x = 1,417,674.35
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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.