Finding the Fourth Proportional to 3,654,415.24, 5,041,933.68 and 2,126,227.12
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Solution
The fourth proportional to 3,654,415.24, 5,041,933.68 and 2,126,227.12 is: 2,933,518.89
Step by Step Solution
- Step 1: Write the proportion equation
3,654,415.24 : 5,041,933.68 = 2,126,227.12 : x - Step 2: Convert to fraction form
3,654,415.24/5,041,933.68 = 2,126,227.12/x - Step 3: Cross multiply
3,654,415.24x = 5,041,933.68 × 2,126,227.12 - Step 4: Simplify right side
3,654,415.24x = 10,720,296,127,657.40 - Step 5: Solve for x
x = 10,720,296,127,657.40/3,654,415.24 - Step 6: Final answer
x = 2,933,518.89
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1.5x scale
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.