Finding the Fourth Proportional to 4,252,910.24, 6,377,264.88 and 1,555,201.76
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Solution
The fourth proportional to 4,252,910.24, 6,377,264.88 and 1,555,201.76 is: 2,332,034.54
Step by Step Solution
- Step 1: Write the proportion equation
4,252,910.24 : 6,377,264.88 = 1,555,201.76 : x - Step 2: Convert to fraction form
4,252,910.24/6,377,264.88 = 1,555,201.76/x - Step 3: Cross multiply
4,252,910.24x = 6,377,264.88 × 1,555,201.76 - Step 4: Simplify right side
4,252,910.24x = 9,917,933,565,362.19 - Step 5: Solve for x
x = 9,917,933,565,362.19/4,252,910.24 - Step 6: Final answer
x = 2,332,034.54
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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.