Finding the Fourth Proportional to 1,040,387.68, 1,430,219.76 and 894,658.96
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Solution
The fourth proportional to 1,040,387.68, 1,430,219.76 and 894,658.96 is: 1,229,886.65
Step by Step Solution
- Step 1: Write the proportion equation
1,040,387.68 : 1,430,219.76 = 894,658.96 : x - Step 2: Convert to fraction form
1,040,387.68/1,430,219.76 = 894,658.96/x - Step 3: Cross multiply
1,040,387.68x = 1,430,219.76 × 894,658.96 - Step 4: Simplify right side
1,040,387.68x = 1,279,558,923,053.05 - Step 5: Solve for x
x = 1,279,558,923,053.05/1,040,387.68 - Step 6: Final answer
x = 1,229,886.65
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.