Finding the Fourth Proportional to 4,869,135.92, 6,717,294.90 and 2,934,296.96
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Solution
The fourth proportional to 4,869,135.92, 6,717,294.90 and 2,934,296.96 is: 4,048,056.64
Step by Step Solution
- Step 1: Write the proportion equation
4,869,135.92 : 6,717,294.90 = 2,934,296.96 : x - Step 2: Convert to fraction form
4,869,135.92/6,717,294.90 = 2,934,296.96/x - Step 3: Cross multiply
4,869,135.92x = 6,717,294.90 × 2,934,296.96 - Step 4: Simplify right side
4,869,135.92x = 19,710,538,004,493.50 - Step 5: Solve for x
x = 19,710,538,004,493.50/4,869,135.92 - Step 6: Final answer
x = 4,048,056.64
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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.