Finding the Fourth Proportional to 1,124,982.56, 1,688,640.24 and 753,600.80
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Solution
The fourth proportional to 1,124,982.56, 1,688,640.24 and 753,600.80 is: 1,131,182.55
Step by Step Solution
- Step 1: Write the proportion equation
1,124,982.56 : 1,688,640.24 = 753,600.80 : x - Step 2: Convert to fraction form
1,124,982.56/1,688,640.24 = 753,600.80/x - Step 3: Cross multiply
1,124,982.56x = 1,688,640.24 × 753,600.80 - Step 4: Simplify right side
1,124,982.56x = 1,272,560,635,776.19 - Step 5: Solve for x
x = 1,272,560,635,776.19/1,124,982.56 - Step 6: Final answer
x = 1,131,182.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.