Finding the Fourth Proportional to 4,121,713.50, 5,687,964.63 and 2,402,906.46
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Solution
The fourth proportional to 4,121,713.50, 5,687,964.63 and 2,402,906.46 is: 3,316,010.91
Step by Step Solution
- Step 1: Write the proportion equation
4,121,713.50 : 5,687,964.63 = 2,402,906.46 : x - Step 2: Convert to fraction form
4,121,713.50/5,687,964.63 = 2,402,906.46/x - Step 3: Cross multiply
4,121,713.50x = 5,687,964.63 × 2,402,906.46 - Step 4: Simplify right side
4,121,713.50x = 13,667,646,953,678.51 - Step 5: Solve for x
x = 13,667,646,953,678.51/4,121,713.50 - Step 6: Final answer
x = 3,316,010.91
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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.