Finding the Fourth Proportional to 4,953,326.70, 7,421,132.70 and 4,244,738.70
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Solution
The fourth proportional to 4,953,326.70, 7,421,132.70 and 4,244,738.70 is: 6,359,517.77
Step by Step Solution
- Step 1: Write the proportion equation
4,953,326.70 : 7,421,132.70 = 4,244,738.70 : x - Step 2: Convert to fraction form
4,953,326.70/7,421,132.70 = 4,244,738.70/x - Step 3: Cross multiply
4,953,326.70x = 7,421,132.70 × 4,244,738.70 - Step 4: Simplify right side
4,953,326.70x = 31,500,769,169,525.49 - Step 5: Solve for x
x = 31,500,769,169,525.49/4,953,326.70 - Step 6: Final answer
x = 6,359,517.77
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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.