Finding the Fourth Proportional to 5,252,973.96, 7,879,702.41 and 1,609,442.91
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Solution
The fourth proportional to 5,252,973.96, 7,879,702.41 and 1,609,442.91 is: 2,414,238.35
Step by Step Solution
- Step 1: Write the proportion equation
5,252,973.96 : 7,879,702.41 = 1,609,442.91 : x - Step 2: Convert to fraction form
5,252,973.96/7,879,702.41 = 1,609,442.91/x - Step 3: Cross multiply
5,252,973.96x = 7,879,702.41 × 1,609,442.91 - Step 4: Simplify right side
5,252,973.96x = 12,681,931,176,684.41 - Step 5: Solve for x
x = 12,681,931,176,684.41/5,252,973.96 - Step 6: Final answer
x = 2,414,238.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.