Finding the Fourth Proportional to 3,184,312.57, 4,394,235.33 and 1,733,976.19
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Solution
The fourth proportional to 3,184,312.57, 4,394,235.33 and 1,733,976.19 is: 2,392,823.97
Step by Step Solution
- Step 1: Write the proportion equation
3,184,312.57 : 4,394,235.33 = 1,733,976.19 : x - Step 2: Convert to fraction form
3,184,312.57/4,394,235.33 = 1,733,976.19/x - Step 3: Cross multiply
3,184,312.57x = 4,394,235.33 × 1,733,976.19 - Step 4: Simplify right side
3,184,312.57x = 7,619,499,435,476.79 - Step 5: Solve for x
x = 7,619,499,435,476.79/3,184,312.57 - Step 6: Final answer
x = 2,392,823.97
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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.