Finding the Fourth Proportional to 810,872.07, 1,119,181.10 and 471,536.07
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Solution
The fourth proportional to 810,872.07, 1,119,181.10 and 471,536.07 is: 650,823.08
Step by Step Solution
- Step 1: Write the proportion equation
810,872.07 : 1,119,181.10 = 471,536.07 : x - Step 2: Convert to fraction form
810,872.07/1,119,181.10 = 471,536.07/x - Step 3: Cross multiply
810,872.07x = 1,119,181.10 × 471,536.07 - Step 4: Simplify right side
810,872.07x = 527,734,255,154.60 - Step 5: Solve for x
x = 527,734,255,154.60/810,872.07 - Step 6: Final answer
x = 650,823.08
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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.