Finding the Fourth Proportional to 2,184,467.32, 3,014,568.19 and 1,217,576.84
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Solution
The fourth proportional to 2,184,467.32, 3,014,568.19 and 1,217,576.84 is: 1,680,257.88
Step by Step Solution
- Step 1: Write the proportion equation
2,184,467.32 : 3,014,568.19 = 1,217,576.84 : x - Step 2: Convert to fraction form
2,184,467.32/3,014,568.19 = 1,217,576.84/x - Step 3: Cross multiply
2,184,467.32x = 3,014,568.19 × 1,217,576.84 - Step 4: Simplify right side
2,184,467.32x = 3,670,468,415,237.20 - Step 5: Solve for x
x = 3,670,468,415,237.20/2,184,467.32 - Step 6: Final answer
x = 1,680,257.88
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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.