Finding the Fourth Proportional to 2,631,322.53, 3,631,225.41 and 1,424,098.53
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Solution
The fourth proportional to 2,631,322.53, 3,631,225.41 and 1,424,098.53 is: 1,965,256.14
Step by Step Solution
- Step 1: Write the proportion equation
2,631,322.53 : 3,631,225.41 = 1,424,098.53 : x - Step 2: Convert to fraction form
2,631,322.53/3,631,225.41 = 1,424,098.53/x - Step 3: Cross multiply
2,631,322.53x = 3,631,225.41 × 1,424,098.53 - Step 4: Simplify right side
2,631,322.53x = 5,171,222,768,479.65 - Step 5: Solve for x
x = 5,171,222,768,479.65/2,631,322.53 - Step 6: Final answer
x = 1,965,256.14
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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.