Finding the Fourth Proportional to 5,159,119.24, 7,738,852.30 and 2,319,240.84
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Solution
The fourth proportional to 5,159,119.24, 7,738,852.30 and 2,319,240.84 is: 3,478,939.23
Step by Step Solution
- Step 1: Write the proportion equation
5,159,119.24 : 7,738,852.30 = 2,319,240.84 : x - Step 2: Convert to fraction form
5,159,119.24/7,738,852.30 = 2,319,240.84/x - Step 3: Cross multiply
5,159,119.24x = 7,738,852.30 × 2,319,240.84 - Step 4: Simplify right side
5,159,119.24x = 17,948,262,308,887.93 - Step 5: Solve for x
x = 17,948,262,308,887.93/5,159,119.24 - Step 6: Final answer
x = 3,478,939.23
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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.