Finding the Fourth Proportional to 2,671,087.98, 3,686,169.06 and 1,639,165.62
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Solution
The fourth proportional to 2,671,087.98, 3,686,169.06 and 1,639,165.62 is: 2,262,090.07
Step by Step Solution
- Step 1: Write the proportion equation
2,671,087.98 : 3,686,169.06 = 1,639,165.62 : x - Step 2: Convert to fraction form
2,671,087.98/3,686,169.06 = 1,639,165.62/x - Step 3: Cross multiply
2,671,087.98x = 3,686,169.06 × 1,639,165.62 - Step 4: Simplify right side
2,671,087.98x = 6,042,241,592,659.72 - Step 5: Solve for x
x = 6,042,241,592,659.72/2,671,087.98 - Step 6: Final answer
x = 2,262,090.07
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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.