Finding the Fourth Proportional to 4,789,168.08, 6,608,181.76 and 2,829,365.28
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Solution
The fourth proportional to 4,789,168.08, 6,608,181.76 and 2,829,365.28 is: 3,904,009.99
Step by Step Solution
- Step 1: Write the proportion equation
4,789,168.08 : 6,608,181.76 = 2,829,365.28 : x - Step 2: Convert to fraction form
4,789,168.08/6,608,181.76 = 2,829,365.28/x - Step 3: Cross multiply
4,789,168.08x = 6,608,181.76 × 2,829,365.28 - Step 4: Simplify right side
4,789,168.08x = 18,696,960,035,673.29 - Step 5: Solve for x
x = 18,696,960,035,673.29/4,789,168.08 - Step 6: Final answer
x = 3,904,009.99
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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.