Finding the Fourth Proportional to 2,656,228.20, 3,963,625.32 and 2,369,950.80
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Solution
The fourth proportional to 2,656,228.20, 3,963,625.32 and 2,369,950.80 is: 3,536,442.01
Step by Step Solution
- Step 1: Write the proportion equation
2,656,228.20 : 3,963,625.32 = 2,369,950.80 : x - Step 2: Convert to fraction form
2,656,228.20/3,963,625.32 = 2,369,950.80/x - Step 3: Cross multiply
2,656,228.20x = 3,963,625.32 × 2,369,950.80 - Step 4: Simplify right side
2,656,228.20x = 9,393,596,998,034.25 - Step 5: Solve for x
x = 9,393,596,998,034.25/2,656,228.20 - Step 6: Final answer
x = 3,536,442.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.