Finding the Fourth Proportional to 5,334,897.40, 7,362,157.84 and 2,887,508
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Solution
The fourth proportional to 5,334,897.40, 7,362,157.84 and 2,887,508 is: 3,984,760.73
Step by Step Solution
- Step 1: Write the proportion equation
5,334,897.40 : 7,362,157.84 = 2,887,508 : x - Step 2: Convert to fraction form
5,334,897.40/7,362,157.84 = 2,887,508/x - Step 3: Cross multiply
5,334,897.40x = 7,362,157.84 × 2,887,508 - Step 4: Simplify right side
5,334,897.40x = 21,258,289,660,262.72 - Step 5: Solve for x
x = 21,258,289,660,262.72/5,334,897.40 - Step 6: Final answer
x = 3,984,760.73
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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.