Finding the Fourth Proportional to 2,185,252.40, 3,277,878.60 and 1,240,468.40
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Solution
The fourth proportional to 2,185,252.40, 3,277,878.60 and 1,240,468.40 is: 1,860,702.60
Step by Step Solution
- Step 1: Write the proportion equation
2,185,252.40 : 3,277,878.60 = 1,240,468.40 : x - Step 2: Convert to fraction form
2,185,252.40/3,277,878.60 = 1,240,468.40/x - Step 3: Cross multiply
2,185,252.40x = 3,277,878.60 × 1,240,468.40 - Step 4: Simplify right side
2,185,252.40x = 4,066,104,822,336.24 - Step 5: Solve for x
x = 4,066,104,822,336.24/2,185,252.40 - Step 6: Final answer
x = 1,860,702.60
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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.