Finding the Fourth Proportional to 4,656,935.95, 6,986,566.25 and 1,624,345.48
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Solution
The fourth proportional to 4,656,935.95, 6,986,566.25 and 1,624,345.48 is: 2,436,923.64
Step by Step Solution
- Step 1: Write the proportion equation
4,656,935.95 : 6,986,566.25 = 1,624,345.48 : x - Step 2: Convert to fraction form
4,656,935.95/6,986,566.25 = 1,624,345.48/x - Step 3: Cross multiply
4,656,935.95x = 6,986,566.25 × 1,624,345.48 - Step 4: Simplify right side
4,656,935.95x = 11,348,597,308,908.05 - Step 5: Solve for x
x = 11,348,597,308,908.05/4,656,935.95 - Step 6: Final answer
x = 2,436,923.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.