Finding the Fourth Proportional to 6,347,192.49, 9,520,788.74 and 1,859,468.49
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Solution
The fourth proportional to 6,347,192.49, 9,520,788.74 and 1,859,468.49 is: 2,789,202.74
Step by Step Solution
- Step 1: Write the proportion equation
6,347,192.49 : 9,520,788.74 = 1,859,468.49 : x - Step 2: Convert to fraction form
6,347,192.49/9,520,788.74 = 1,859,468.49/x - Step 3: Cross multiply
6,347,192.49x = 9,520,788.74 × 1,859,468.49 - Step 4: Simplify right side
6,347,192.49x = 17,703,606,652,679.46 - Step 5: Solve for x
x = 17,703,606,652,679.46/6,347,192.49 - Step 6: Final answer
x = 2,789,202.74
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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.