Finding the Fourth Proportional to 3,184,520.76, 4,394,595.24 and 1,807,853.04
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Solution
The fourth proportional to 3,184,520.76, 4,394,595.24 and 1,807,853.04 is: 2,494,812.55
Step by Step Solution
- Step 1: Write the proportion equation
3,184,520.76 : 4,394,595.24 = 1,807,853.04 : x - Step 2: Convert to fraction form
3,184,520.76/4,394,595.24 = 1,807,853.04/x - Step 3: Cross multiply
3,184,520.76x = 4,394,595.24 × 1,807,853.04 - Step 4: Simplify right side
3,184,520.76x = 7,944,782,364,203.53 - Step 5: Solve for x
x = 7,944,782,364,203.53/3,184,520.76 - Step 6: Final answer
x = 2,494,812.55
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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.