Finding the Fourth Proportional to 1,634,845.36, 2,256,398.82 and 1,082,587.66
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Solution
The fourth proportional to 1,634,845.36, 2,256,398.82 and 1,082,587.66 is: 1,494,177.72
Step by Step Solution
- Step 1: Write the proportion equation
1,634,845.36 : 2,256,398.82 = 1,082,587.66 : x - Step 2: Convert to fraction form
1,634,845.36/2,256,398.82 = 1,082,587.66/x - Step 3: Cross multiply
1,634,845.36x = 2,256,398.82 × 1,082,587.66 - Step 4: Simplify right side
1,634,845.36x = 2,442,749,518,570.56 - Step 5: Solve for x
x = 2,442,749,518,570.56/1,634,845.36 - Step 6: Final answer
x = 1,494,177.72
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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.