Finding the Fourth Proportional to 2,532,362.51, 3,494,658.66 and 1,386,442.55
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Solution
The fourth proportional to 2,532,362.51, 3,494,658.66 and 1,386,442.55 is: 1,913,289.84
Step by Step Solution
- Step 1: Write the proportion equation
2,532,362.51 : 3,494,658.66 = 1,386,442.55 : x - Step 2: Convert to fraction form
2,532,362.51/3,494,658.66 = 1,386,442.55/x - Step 3: Cross multiply
2,532,362.51x = 3,494,658.66 × 1,386,442.55 - Step 4: Simplify right side
2,532,362.51x = 4,845,143,463,949.98 - Step 5: Solve for x
x = 4,845,143,463,949.98/2,532,362.51 - Step 6: Final answer
x = 1,913,289.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.