Finding the Fourth Proportional to 4,889,102.97, 7,338,483.18 and 3,670,442.79
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Solution
The fourth proportional to 4,889,102.97, 7,338,483.18 and 3,670,442.79 is: 5,509,289.30
Step by Step Solution
- Step 1: Write the proportion equation
4,889,102.97 : 7,338,483.18 = 3,670,442.79 : x - Step 2: Convert to fraction form
4,889,102.97/7,338,483.18 = 3,670,442.79/x - Step 3: Cross multiply
4,889,102.97x = 7,338,483.18 × 3,670,442.79 - Step 4: Simplify right side
4,889,102.97x = 26,935,482,677,567.27 - Step 5: Solve for x
x = 26,935,482,677,567.27/4,889,102.97 - Step 6: Final answer
x = 5,509,289.30
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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.