Finding the Fourth Proportional to 4,186,318.23, 6,275,491.52 and 1,344,437.48
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Solution
The fourth proportional to 4,186,318.23, 6,275,491.52 and 1,344,437.48 is: 2,015,376.17
Step by Step Solution
- Step 1: Write the proportion equation
4,186,318.23 : 6,275,491.52 = 1,344,437.48 : x - Step 2: Convert to fraction form
4,186,318.23/6,275,491.52 = 1,344,437.48/x - Step 3: Cross multiply
4,186,318.23x = 6,275,491.52 × 1,344,437.48 - Step 4: Simplify right side
4,186,318.23x = 8,437,006,013,876.71 - Step 5: Solve for x
x = 8,437,006,013,876.71/4,186,318.23 - Step 6: Final answer
x = 2,015,376.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.