Finding the Fourth Proportional to 4,263,702.30, 6,398,869.98 and 2,975,943.96
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Solution
The fourth proportional to 4,263,702.30, 6,398,869.98 and 2,975,943.96 is: 4,466,230.78
Step by Step Solution
- Step 1: Write the proportion equation
4,263,702.30 : 6,398,869.98 = 2,975,943.96 : x - Step 2: Convert to fraction form
4,263,702.30/6,398,869.98 = 2,975,943.96/x - Step 3: Cross multiply
4,263,702.30x = 6,398,869.98 × 2,975,943.96 - Step 4: Simplify right side
4,263,702.30x = 19,042,678,467,806.32 - Step 5: Solve for x
x = 19,042,678,467,806.32/4,263,702.30 - Step 6: Final answer
x = 4,466,230.78
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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.