Finding the Fourth Proportional to 2,686,535.28, 4,030,334.76 and 767,463.08
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Solution
The fourth proportional to 2,686,535.28, 4,030,334.76 and 767,463.08 is: 1,151,346.54
Step by Step Solution
- Step 1: Write the proportion equation
2,686,535.28 : 4,030,334.76 = 767,463.08 : x - Step 2: Convert to fraction form
2,686,535.28/4,030,334.76 = 767,463.08/x - Step 3: Cross multiply
2,686,535.28x = 4,030,334.76 × 767,463.08 - Step 4: Simplify right side
2,686,535.28x = 3,093,133,108,188.99 - Step 5: Solve for x
x = 3,093,133,108,188.99/2,686,535.28 - Step 6: Final answer
x = 1,151,346.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.