Finding the Fourth Proportional to 4,660,080.24, 6,432,043.20 and 2,699,641.50
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Solution
The fourth proportional to 4,660,080.24, 6,432,043.20 and 2,699,641.50 is: 3,726,161.32
Step by Step Solution
- Step 1: Write the proportion equation
4,660,080.24 : 6,432,043.20 = 2,699,641.50 : x - Step 2: Convert to fraction form
4,660,080.24/6,432,043.20 = 2,699,641.50/x - Step 3: Cross multiply
4,660,080.24x = 6,432,043.20 × 2,699,641.50 - Step 4: Simplify right side
4,660,080.24x = 17,364,210,752,512.80 - Step 5: Solve for x
x = 17,364,210,752,512.80/4,660,080.24 - Step 6: Final answer
x = 3,726,161.32
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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.