Finding the Fourth Proportional to 5,311,141.79, 7,953,259.79 and 3,293,326.49
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Solution
The fourth proportional to 5,311,141.79, 7,953,259.79 and 3,293,326.49 is: 4,931,647.88
Step by Step Solution
- Step 1: Write the proportion equation
5,311,141.79 : 7,953,259.79 = 3,293,326.49 : x - Step 2: Convert to fraction form
5,311,141.79/7,953,259.79 = 3,293,326.49/x - Step 3: Cross multiply
5,311,141.79x = 7,953,259.79 × 3,293,326.49 - Step 4: Simplify right side
5,311,141.79x = 26,192,681,116,725.86 - Step 5: Solve for x
x = 26,192,681,116,725.86/5,311,141.79 - Step 6: Final answer
x = 4,931,647.88
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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.