Finding the Fourth Proportional to 3,654,414.74, 5,041,932.98 and 2,126,226.62
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Solution
The fourth proportional to 3,654,414.74, 5,041,932.98 and 2,126,226.62 is: 2,933,518.19
Step by Step Solution
- Step 1: Write the proportion equation
3,654,414.74 : 5,041,932.98 = 2,126,226.62 : x - Step 2: Convert to fraction form
3,654,414.74/5,041,932.98 = 2,126,226.62/x - Step 3: Cross multiply
3,654,414.74x = 5,041,932.98 × 2,126,226.62 - Step 4: Simplify right side
3,654,414.74x = 10,720,292,118,331.93 - Step 5: Solve for x
x = 10,720,292,118,331.93/3,654,414.74 - Step 6: Final answer
x = 2,933,518.19
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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.