Finding the Fourth Proportional to 3,824,523.66, 5,735,448.69 and 1,128,133.09
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Solution
The fourth proportional to 3,824,523.66, 5,735,448.69 and 1,128,133.09 is: 1,691,805.31
Step by Step Solution
- Step 1: Write the proportion equation
3,824,523.66 : 5,735,448.69 = 1,128,133.09 : x - Step 2: Convert to fraction form
3,824,523.66/5,735,448.69 = 1,128,133.09/x - Step 3: Cross multiply
3,824,523.66x = 5,735,448.69 × 1,128,133.09 - Step 4: Simplify right side
3,824,523.66x = 6,470,349,453,186.15 - Step 5: Solve for x
x = 6,470,349,453,186.15/3,824,523.66 - Step 6: Final answer
x = 1,691,805.31
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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.