Finding the Fourth Proportional to 1,149,697.10, 1,725,283.76 and 771,045.38
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Solution
The fourth proportional to 1,149,697.10, 1,725,283.76 and 771,045.38 is: 1,157,063.09
Step by Step Solution
- Step 1: Write the proportion equation
1,149,697.10 : 1,725,283.76 = 771,045.38 : x - Step 2: Convert to fraction form
1,149,697.10/1,725,283.76 = 771,045.38/x - Step 3: Cross multiply
1,149,697.10x = 1,725,283.76 × 771,045.38 - Step 4: Simplify right side
1,149,697.10x = 1,330,272,072,795.01 - Step 5: Solve for x
x = 1,330,272,072,795.01/1,149,697.10 - Step 6: Final answer
x = 1,157,063.09
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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.