Finding the Fourth Proportional to 1,943,512.66, 2,682,167.62 and 1,072,343.08
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Solution
The fourth proportional to 1,943,512.66, 2,682,167.62 and 1,072,343.08 is: 1,479,899.74
Step by Step Solution
- Step 1: Write the proportion equation
1,943,512.66 : 2,682,167.62 = 1,072,343.08 : x - Step 2: Convert to fraction form
1,943,512.66/2,682,167.62 = 1,072,343.08/x - Step 3: Cross multiply
1,943,512.66x = 2,682,167.62 × 1,072,343.08 - Step 4: Simplify right side
1,943,512.66x = 2,876,203,886,707.07 - Step 5: Solve for x
x = 2,876,203,886,707.07/1,943,512.66 - Step 6: Final answer
x = 1,479,899.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.