Finding the Fourth Proportional to 5,601,628.14, 7,730,983.49 and 3,154,717.54
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Solution
The fourth proportional to 5,601,628.14, 7,730,983.49 and 3,154,717.54 is: 4,353,925.08
Step by Step Solution
- Step 1: Write the proportion equation
5,601,628.14 : 7,730,983.49 = 3,154,717.54 : x - Step 2: Convert to fraction form
5,601,628.14/7,730,983.49 = 3,154,717.54/x - Step 3: Cross multiply
5,601,628.14x = 7,730,983.49 × 3,154,717.54 - Step 4: Simplify right side
5,601,628.14x = 24,389,069,239,860.15 - Step 5: Solve for x
x = 24,389,069,239,860.15/5,601,628.14 - Step 6: Final answer
x = 4,353,925.08
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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.