Finding the Fourth Proportional to 1,350,536.85, 1,863,901.67 and 777,688.65
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Solution
The fourth proportional to 1,350,536.85, 1,863,901.67 and 777,688.65 is: 1,073,302.94
Step by Step Solution
- Step 1: Write the proportion equation
1,350,536.85 : 1,863,901.67 = 777,688.65 : x - Step 2: Convert to fraction form
1,350,536.85/1,863,901.67 = 777,688.65/x - Step 3: Cross multiply
1,350,536.85x = 1,863,901.67 × 777,688.65 - Step 4: Simplify right side
1,350,536.85x = 1,449,535,169,586.60 - Step 5: Solve for x
x = 1,449,535,169,586.60/1,350,536.85 - Step 6: Final answer
x = 1,073,302.94
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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.