Finding the Fourth Proportional to 4,538,005.56, 6,262,448.98 and 2,473,021.70
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Solution
The fourth proportional to 4,538,005.56, 6,262,448.98 and 2,473,021.70 is: 3,412,770.66
Step by Step Solution
- Step 1: Write the proportion equation
4,538,005.56 : 6,262,448.98 = 2,473,021.70 : x - Step 2: Convert to fraction form
4,538,005.56/6,262,448.98 = 2,473,021.70/x - Step 3: Cross multiply
4,538,005.56x = 6,262,448.98 × 2,473,021.70 - Step 4: Simplify right side
4,538,005.56x = 15,487,172,248,535.44 - Step 5: Solve for x
x = 15,487,172,248,535.44/4,538,005.56 - Step 6: Final answer
x = 3,412,770.66
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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.