Finding the Fourth Proportional to 4,492,953.12, 6,199,415.28 and 2,559,171.36
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Solution
The fourth proportional to 4,492,953.12, 6,199,415.28 and 2,559,171.36 is: 3,531,166.61
Step by Step Solution
- Step 1: Write the proportion equation
4,492,953.12 : 6,199,415.28 = 2,559,171.36 : x - Step 2: Convert to fraction form
4,492,953.12/6,199,415.28 = 2,559,171.36/x - Step 3: Cross multiply
4,492,953.12x = 6,199,415.28 × 2,559,171.36 - Step 4: Simplify right side
4,492,953.12x = 15,865,366,033,322.38 - Step 5: Solve for x
x = 15,865,366,033,322.38/4,492,953.12 - Step 6: Final answer
x = 3,531,166.61
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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.