Finding the Fourth Proportional to 4,763,975.61, 7,141,946.28 and 2,066,268.99
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Solution
The fourth proportional to 4,763,975.61, 7,141,946.28 and 2,066,268.99 is: 3,097,661.14
Step by Step Solution
- Step 1: Write the proportion equation
4,763,975.61 : 7,141,946.28 = 2,066,268.99 : x - Step 2: Convert to fraction form
4,763,975.61/7,141,946.28 = 2,066,268.99/x - Step 3: Cross multiply
4,763,975.61x = 7,141,946.28 × 2,066,268.99 - Step 4: Simplify right side
4,763,975.61x = 14,757,182,145,643.65 - Step 5: Solve for x
x = 14,757,182,145,643.65/4,763,975.61 - Step 6: Final answer
x = 3,097,661.14
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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.