Finding the Fourth Proportional to 6,075,976.80, 9,117,464.40 and 2,292,175.20
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Solution
The fourth proportional to 6,075,976.80, 9,117,464.40 and 2,292,175.20 is: 3,439,582.88
Step by Step Solution
- Step 1: Write the proportion equation
6,075,976.80 : 9,117,464.40 = 2,292,175.20 : x - Step 2: Convert to fraction form
6,075,976.80/9,117,464.40 = 2,292,175.20/x - Step 3: Cross multiply
6,075,976.80x = 9,117,464.40 × 2,292,175.20 - Step 4: Simplify right side
6,075,976.80x = 20,898,825,784,562.88 - Step 5: Solve for x
x = 20,898,825,784,562.88/6,075,976.80 - Step 6: Final answer
x = 3,439,582.88
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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.