Finding the Fourth Proportional to 4,518,658.44, 6,235,725.74 and 2,453,655.92
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Solution
The fourth proportional to 4,518,658.44, 6,235,725.74 and 2,453,655.92 is: 3,386,032.72
Step by Step Solution
- Step 1: Write the proportion equation
4,518,658.44 : 6,235,725.74 = 2,453,655.92 : x - Step 2: Convert to fraction form
4,518,658.44/6,235,725.74 = 2,453,655.92/x - Step 3: Cross multiply
4,518,658.44x = 6,235,725.74 × 2,453,655.92 - Step 4: Simplify right side
4,518,658.44x = 15,300,325,334,000.47 - Step 5: Solve for x
x = 15,300,325,334,000.47/4,518,658.44 - Step 6: Final answer
x = 3,386,032.72
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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.