Finding the Fourth Proportional to 1,845,486.70, 2,542,992.51 and 1,361,284.90
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Solution
The fourth proportional to 1,845,486.70, 2,542,992.51 and 1,361,284.90 is: 1,875,785.56
Step by Step Solution
- Step 1: Write the proportion equation
1,845,486.70 : 2,542,992.51 = 1,361,284.90 : x - Step 2: Convert to fraction form
1,845,486.70/2,542,992.51 = 1,361,284.90/x - Step 3: Cross multiply
1,845,486.70x = 2,542,992.51 × 1,361,284.90 - Step 4: Simplify right side
1,845,486.70x = 3,461,737,304,676.10 - Step 5: Solve for x
x = 3,461,737,304,676.10/1,845,486.70 - Step 6: Final answer
x = 1,875,785.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.