Finding the Fourth Proportional to 3,184,703.76, 4,394,860.61 and 1,734,423.42
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Solution
The fourth proportional to 3,184,703.76, 4,394,860.61 and 1,734,423.42 is: 2,393,487.66
Step by Step Solution
- Step 1: Write the proportion equation
3,184,703.76 : 4,394,860.61 = 1,734,423.42 : x - Step 2: Convert to fraction form
3,184,703.76/4,394,860.61 = 1,734,423.42/x - Step 3: Cross multiply
3,184,703.76x = 4,394,860.61 × 1,734,423.42 - Step 4: Simplify right side
3,184,703.76x = 7,622,549,160,947.37 - Step 5: Solve for x
x = 7,622,549,160,947.37/3,184,703.76 - Step 6: Final answer
x = 2,393,487.66
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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.