Finding the Fourth Proportional to 1,176,941.68, 1,623,761.79 and 769,278.94
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Solution
The fourth proportional to 1,176,941.68, 1,623,761.79 and 769,278.94 is: 1,061,331.90
Step by Step Solution
- Step 1: Write the proportion equation
1,176,941.68 : 1,623,761.79 = 769,278.94 : x - Step 2: Convert to fraction form
1,176,941.68/1,623,761.79 = 769,278.94/x - Step 3: Cross multiply
1,176,941.68x = 1,623,761.79 × 769,278.94 - Step 4: Simplify right side
1,176,941.68x = 1,249,125,748,623.70 - Step 5: Solve for x
x = 1,249,125,748,623.70/1,176,941.68 - Step 6: Final answer
x = 1,061,331.90
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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.