Finding the Fourth Proportional to 5,104,084.80, 7,652,440.80 and 2,860,910.40
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Solution
The fourth proportional to 5,104,084.80, 7,652,440.80 and 2,860,910.40 is: 4,289,299.32
Step by Step Solution
- Step 1: Write the proportion equation
5,104,084.80 : 7,652,440.80 = 2,860,910.40 : x - Step 2: Convert to fraction form
5,104,084.80/7,652,440.80 = 2,860,910.40/x - Step 3: Cross multiply
5,104,084.80x = 7,652,440.80 × 2,860,910.40 - Step 4: Simplify right side
5,104,084.80x = 21,892,947,470,104.32 - Step 5: Solve for x
x = 21,892,947,470,104.32/5,104,084.80 - Step 6: Final answer
x = 4,289,299.32
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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.