Finding the Fourth Proportional to 5,351,495.28, 7,385,068.25 and 2,904,106.34
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Solution
The fourth proportional to 5,351,495.28, 7,385,068.25 and 2,904,106.34 is: 4,007,669.32
Step by Step Solution
- Step 1: Write the proportion equation
5,351,495.28 : 7,385,068.25 = 2,904,106.34 : x - Step 2: Convert to fraction form
5,351,495.28/7,385,068.25 = 2,904,106.34/x - Step 3: Cross multiply
5,351,495.28x = 7,385,068.25 × 2,904,106.34 - Step 4: Simplify right side
5,351,495.28x = 21,447,023,474,711.83 - Step 5: Solve for x
x = 21,447,023,474,711.83/5,351,495.28 - Step 6: Final answer
x = 4,007,669.32
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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.