Finding the Fourth Proportional to 4,346,816.20, 6,519,932.70 and 1,151,873.80
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Solution
The fourth proportional to 4,346,816.20, 6,519,932.70 and 1,151,873.80 is: 1,727,733.43
Step by Step Solution
- Step 1: Write the proportion equation
4,346,816.20 : 6,519,932.70 = 1,151,873.80 : x - Step 2: Convert to fraction form
4,346,816.20/6,519,932.70 = 1,151,873.80/x - Step 3: Cross multiply
4,346,816.20x = 6,519,932.70 × 1,151,873.80 - Step 4: Simplify right side
4,346,816.20x = 7,510,139,654,893.26 - Step 5: Solve for x
x = 7,510,139,654,893.26/4,346,816.20 - Step 6: Final answer
x = 1,727,733.43
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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.