Finding the Fourth Proportional to 1,665,949.94, 2,497,035.80 and 765,531.12
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Solution
The fourth proportional to 1,665,949.94, 2,497,035.80 and 765,531.12 is: 1,147,428.60
Step by Step Solution
- Step 1: Write the proportion equation
1,665,949.94 : 2,497,035.80 = 765,531.12 : x - Step 2: Convert to fraction form
1,665,949.94/2,497,035.80 = 765,531.12/x - Step 3: Cross multiply
1,665,949.94x = 2,497,035.80 × 765,531.12 - Step 4: Simplify right side
1,665,949.94x = 1,911,558,609,885.98 - Step 5: Solve for x
x = 1,911,558,609,885.98/1,665,949.94 - Step 6: Final answer
x = 1,147,428.60
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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.