Finding the Fourth Proportional to 2,185,641.12, 3,278,467.84 and 765,365.05
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Solution
The fourth proportional to 2,185,641.12, 3,278,467.84 and 765,365.05 is: 1,148,049.73
Step by Step Solution
- Step 1: Write the proportion equation
2,185,641.12 : 3,278,467.84 = 765,365.05 : x - Step 2: Convert to fraction form
2,185,641.12/3,278,467.84 = 765,365.05/x - Step 3: Cross multiply
2,185,641.12x = 3,278,467.84 × 765,365.05 - Step 4: Simplify right side
2,185,641.12x = 2,509,224,703,752.13 - Step 5: Solve for x
x = 2,509,224,703,752.13/2,185,641.12 - Step 6: Final answer
x = 1,148,049.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.