Finding the Fourth Proportional to 2,544,827.04, 3,511,905.12 and 1,398,955.68
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Solution
The fourth proportional to 2,544,827.04, 3,511,905.12 and 1,398,955.68 is: 1,930,582.92
Step by Step Solution
- Step 1: Write the proportion equation
2,544,827.04 : 3,511,905.12 = 1,398,955.68 : x - Step 2: Convert to fraction form
2,544,827.04/3,511,905.12 = 1,398,955.68/x - Step 3: Cross multiply
2,544,827.04x = 3,511,905.12 × 1,398,955.68 - Step 4: Simplify right side
2,544,827.04x = 4,912,999,615,245.08 - Step 5: Solve for x
x = 4,912,999,615,245.08/2,544,827.04 - Step 6: Final answer
x = 1,930,582.92
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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.