Finding the Fourth Proportional to 1,849,197.60, 2,772,046.80 and 1,091,620.80
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Solution
The fourth proportional to 1,849,197.60, 2,772,046.80 and 1,091,620.80 is: 1,636,398.37
Step by Step Solution
- Step 1: Write the proportion equation
1,849,197.60 : 2,772,046.80 = 1,091,620.80 : x - Step 2: Convert to fraction form
1,849,197.60/2,772,046.80 = 1,091,620.80/x - Step 3: Cross multiply
1,849,197.60x = 2,772,046.80 × 1,091,620.80 - Step 4: Simplify right side
1,849,197.60x = 3,026,023,945,453.44 - Step 5: Solve for x
x = 3,026,023,945,453.44/1,849,197.60 - Step 6: Final answer
x = 1,636,398.37
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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.