Finding the Fourth Proportional to 1,529,631.54, 2,294,446.50 and 728,484.03
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Solution
The fourth proportional to 1,529,631.54, 2,294,446.50 and 728,484.03 is: 1,092,725.66
Step by Step Solution
- Step 1: Write the proportion equation
1,529,631.54 : 2,294,446.50 = 728,484.03 : x - Step 2: Convert to fraction form
1,529,631.54/2,294,446.50 = 728,484.03/x - Step 3: Cross multiply
1,529,631.54x = 2,294,446.50 × 728,484.03 - Step 4: Simplify right side
1,529,631.54x = 1,671,467,632,939.40 - Step 5: Solve for x
x = 1,671,467,632,939.40/1,529,631.54 - Step 6: Final answer
x = 1,092,725.66
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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.