Finding the Fourth Proportional to 1,021,514.68, 1,531,740.05 and 381,292.00
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Solution
The fourth proportional to 1,021,514.68, 1,531,740.05 and 381,292.00 is: 571,739.43
Step by Step Solution
- Step 1: Write the proportion equation
1,021,514.68 : 1,531,740.05 = 381,292.00 : x - Step 2: Convert to fraction form
1,021,514.68/1,531,740.05 = 381,292.00/x - Step 3: Cross multiply
1,021,514.68x = 1,531,740.05 × 381,292.00 - Step 4: Simplify right side
1,021,514.68x = 584,040,224,268.48 - Step 5: Solve for x
x = 584,040,224,268.48/1,021,514.68 - Step 6: Final answer
x = 571,739.43
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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.