Finding the Fourth Proportional to 5,729,895.65, 7,907,260.07 and 3,151,772.57
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Solution
The fourth proportional to 5,729,895.65, 7,907,260.07 and 3,151,772.57 is: 4,349,448.39
Step by Step Solution
- Step 1: Write the proportion equation
5,729,895.65 : 7,907,260.07 = 3,151,772.57 : x - Step 2: Convert to fraction form
5,729,895.65/7,907,260.07 = 3,151,772.57/x - Step 3: Cross multiply
5,729,895.65x = 7,907,260.07 × 3,151,772.57 - Step 4: Simplify right side
5,729,895.65x = 24,921,885,360,825.41 - Step 5: Solve for x
x = 24,921,885,360,825.41/5,729,895.65 - Step 6: Final answer
x = 4,349,448.39
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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.