Finding the Fourth Proportional to 2,043,444.26, 2,820,040.56 and 1,138,026.26
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Solution
The fourth proportional to 2,043,444.26, 2,820,040.56 and 1,138,026.26 is: 1,570,524.96
Step by Step Solution
- Step 1: Write the proportion equation
2,043,444.26 : 2,820,040.56 = 1,138,026.26 : x - Step 2: Convert to fraction form
2,043,444.26/2,820,040.56 = 1,138,026.26/x - Step 3: Cross multiply
2,043,444.26x = 2,820,040.56 × 1,138,026.26 - Step 4: Simplify right side
2,043,444.26x = 3,209,280,211,545.11 - Step 5: Solve for x
x = 3,209,280,211,545.11/2,043,444.26 - Step 6: Final answer
x = 1,570,524.96
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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.