Finding the Fourth Proportional to 1,463,154.08, 2,019,231.07 and 818,535.83
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Solution
The fourth proportional to 1,463,154.08, 2,019,231.07 and 818,535.83 is: 1,129,623.33
Step by Step Solution
- Step 1: Write the proportion equation
1,463,154.08 : 2,019,231.07 = 818,535.83 : x - Step 2: Convert to fraction form
1,463,154.08/2,019,231.07 = 818,535.83/x - Step 3: Cross multiply
1,463,154.08x = 2,019,231.07 × 818,535.83 - Step 4: Simplify right side
1,463,154.08x = 1,652,812,979,844.24 - Step 5: Solve for x
x = 1,652,812,979,844.24/1,463,154.08 - Step 6: Final answer
x = 1,129,623.33
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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.