Finding the Fourth Proportional to 2,756,277.20, 4,134,415.80 and 734,517.20
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Solution
The fourth proportional to 2,756,277.20, 4,134,415.80 and 734,517.20 is: 1,101,775.80
Step by Step Solution
- Step 1: Write the proportion equation
2,756,277.20 : 4,134,415.80 = 734,517.20 : x - Step 2: Convert to fraction form
2,756,277.20/4,134,415.80 = 734,517.20/x - Step 3: Cross multiply
2,756,277.20x = 4,134,415.80 × 734,517.20 - Step 4: Simplify right side
2,756,277.20x = 3,036,799,517,051.76 - Step 5: Solve for x
x = 3,036,799,517,051.76/2,756,277.20 - Step 6: Final answer
x = 1,101,775.80
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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.