Finding the Fourth Proportional to 3,553,597.30, 4,903,965.12 and 2,005,187.74
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Solution
The fourth proportional to 3,553,597.30, 4,903,965.12 and 2,005,187.74 is: 2,767,159.56
Step by Step Solution
- Step 1: Write the proportion equation
3,553,597.30 : 4,903,965.12 = 2,005,187.74 : x - Step 2: Convert to fraction form
3,553,597.30/4,903,965.12 = 2,005,187.74/x - Step 3: Cross multiply
3,553,597.30x = 4,903,965.12 × 2,005,187.74 - Step 4: Simplify right side
3,553,597.30x = 9,833,370,736,011.63 - Step 5: Solve for x
x = 9,833,370,736,011.63/3,553,597.30 - Step 6: Final answer
x = 2,767,159.56
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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.