Finding the Fourth Proportional to 2,264,957.20, 3,397,435.80 and 917,117.20
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Solution
The fourth proportional to 2,264,957.20, 3,397,435.80 and 917,117.20 is: 1,375,675.80
Step by Step Solution
- Step 1: Write the proportion equation
2,264,957.20 : 3,397,435.80 = 917,117.20 : x - Step 2: Convert to fraction form
2,264,957.20/3,397,435.80 = 917,117.20/x - Step 3: Cross multiply
2,264,957.20x = 3,397,435.80 × 917,117.20 - Step 4: Simplify right side
2,264,957.20x = 3,115,846,808,075.76 - Step 5: Solve for x
x = 3,115,846,808,075.76/2,264,957.20 - Step 6: Final answer
x = 1,375,675.80
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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.