Finding the Fourth Proportional to 5,554,625.46, 8,323,786.68 and 3,130,497.96
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Solution
The fourth proportional to 5,554,625.46, 8,323,786.68 and 3,130,497.96 is: 4,691,152.88
Step by Step Solution
- Step 1: Write the proportion equation
5,554,625.46 : 8,323,786.68 = 3,130,497.96 : x - Step 2: Convert to fraction form
5,554,625.46/8,323,786.68 = 3,130,497.96/x - Step 3: Cross multiply
5,554,625.46x = 8,323,786.68 × 3,130,497.96 - Step 4: Simplify right side
5,554,625.46x = 26,057,597,221,215.17 - Step 5: Solve for x
x = 26,057,597,221,215.17/5,554,625.46 - Step 6: Final answer
x = 4,691,152.88
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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.