Finding the Fourth Proportional to 1,579,618.26, 2,177,605.89 and 1,126,121.94
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Solution
The fourth proportional to 1,579,618.26, 2,177,605.89 and 1,126,121.94 is: 1,552,431.90
Step by Step Solution
- Step 1: Write the proportion equation
1,579,618.26 : 2,177,605.89 = 1,126,121.94 : x - Step 2: Convert to fraction form
1,579,618.26/2,177,605.89 = 1,126,121.94/x - Step 3: Cross multiply
1,579,618.26x = 2,177,605.89 × 1,126,121.94 - Step 4: Simplify right side
1,579,618.26x = 2,452,249,769,402.23 - Step 5: Solve for x
x = 2,452,249,769,402.23/1,579,618.26 - Step 6: Final answer
x = 1,552,431.90
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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.