Finding the Fourth Proportional to 4,139,456.18, 6,208,695.29 and 1,107,057.08
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Solution
The fourth proportional to 4,139,456.18, 6,208,695.29 and 1,107,057.08 is: 1,660,454.84
Step by Step Solution
- Step 1: Write the proportion equation
4,139,456.18 : 6,208,695.29 = 1,107,057.08 : x - Step 2: Convert to fraction form
4,139,456.18/6,208,695.29 = 1,107,057.08/x - Step 3: Cross multiply
4,139,456.18x = 6,208,695.29 × 1,107,057.08 - Step 4: Simplify right side
4,139,456.18x = 6,873,380,045,929.86 - Step 5: Solve for x
x = 6,873,380,045,929.86/4,139,456.18 - Step 6: Final answer
x = 1,660,454.84
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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.