Finding the Fourth Proportional to 1,837,151.96, 2,535,126.12 and 1,021,306.05
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Solution
The fourth proportional to 1,837,151.96, 2,535,126.12 and 1,021,306.05 is: 1,409,322.53
Step by Step Solution
- Step 1: Write the proportion equation
1,837,151.96 : 2,535,126.12 = 1,021,306.05 : x - Step 2: Convert to fraction form
1,837,151.96/2,535,126.12 = 1,021,306.05/x - Step 3: Cross multiply
1,837,151.96x = 2,535,126.12 × 1,021,306.05 - Step 4: Simplify right side
1,837,151.96x = 2,589,139,643,869.03 - Step 5: Solve for x
x = 2,589,139,643,869.03/1,837,151.96 - Step 6: Final answer
x = 1,409,322.53
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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.