Finding the Fourth Proportional to 1,176,937.29, 1,623,755.70 and 769,274.55
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Solution
The fourth proportional to 1,176,937.29, 1,623,755.70 and 769,274.55 is: 1,061,325.82
Step by Step Solution
- Step 1: Write the proportion equation
1,176,937.29 : 1,623,755.70 = 769,274.55 : x - Step 2: Convert to fraction form
1,176,937.29/1,623,755.70 = 769,274.55/x - Step 3: Cross multiply
1,176,937.29x = 1,623,755.70 × 769,274.55 - Step 4: Simplify right side
1,176,937.29x = 1,249,113,935,427.44 - Step 5: Solve for x
x = 1,249,113,935,427.44/1,176,937.29 - Step 6: Final answer
x = 1,061,325.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.