Finding the Fourth Proportional to 1,845,043.20, 2,767,564.80 and 1,471,795.20
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Solution
The fourth proportional to 1,845,043.20, 2,767,564.80 and 1,471,795.20 is: 2,207,692.80
Step by Step Solution
- Step 1: Write the proportion equation
1,845,043.20 : 2,767,564.80 = 1,471,795.20 : x - Step 2: Convert to fraction form
1,845,043.20/2,767,564.80 = 1,471,795.20/x - Step 3: Cross multiply
1,845,043.20x = 2,767,564.80 × 1,471,795.20 - Step 4: Simplify right side
1,845,043.20x = 4,073,288,588,328.96 - Step 5: Solve for x
x = 4,073,288,588,328.96/1,845,043.20 - Step 6: Final answer
x = 2,207,692.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.