Finding the Fourth Proportional to 5,158,937.24, 7,738,424.52 and 1,564,735.34
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Solution
The fourth proportional to 5,158,937.24, 7,738,424.52 and 1,564,735.34 is: 2,347,108.67
Step by Step Solution
- Step 1: Write the proportion equation
5,158,937.24 : 7,738,424.52 = 1,564,735.34 : x - Step 2: Convert to fraction form
5,158,937.24/7,738,424.52 = 1,564,735.34/x - Step 3: Cross multiply
5,158,937.24x = 7,738,424.52 × 1,564,735.34 - Step 4: Simplify right side
5,158,937.24x = 12,108,586,322,366.54 - Step 5: Solve for x
x = 12,108,586,322,366.54/5,158,937.24 - Step 6: Final answer
x = 2,347,108.67
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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.