Finding the Fourth Proportional to 1,750,235.40, 2,625,353.10 and 1,561,278.60
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Solution
The fourth proportional to 1,750,235.40, 2,625,353.10 and 1,561,278.60 is: 2,341,917.90
Step by Step Solution
- Step 1: Write the proportion equation
1,750,235.40 : 2,625,353.10 = 1,561,278.60 : x - Step 2: Convert to fraction form
1,750,235.40/2,625,353.10 = 1,561,278.60/x - Step 3: Cross multiply
1,750,235.40x = 2,625,353.10 × 1,561,278.60 - Step 4: Simplify right side
1,750,235.40x = 4,098,907,612,473.66 - Step 5: Solve for x
x = 4,098,907,612,473.66/1,750,235.40 - Step 6: Final answer
x = 2,341,917.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.