Finding the Fourth Proportional to 3,220,654.08, 4,831,772 and 1,602,186.56
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Solution
The fourth proportional to 3,220,654.08, 4,831,772 and 1,602,186.56 is: 2,403,673.28
Step by Step Solution
- Step 1: Write the proportion equation
3,220,654.08 : 4,831,772 = 1,602,186.56 : x - Step 2: Convert to fraction form
3,220,654.08/4,831,772 = 1,602,186.56/x - Step 3: Cross multiply
3,220,654.08x = 4,831,772 × 1,602,186.56 - Step 4: Simplify right side
3,220,654.08x = 7,741,400,159,384.32 - Step 5: Solve for x
x = 7,741,400,159,384.32/3,220,654.08 - Step 6: Final answer
x = 2,403,673.28
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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.