Finding the Fourth Proportional to 1,021,452.93, 1,531,115.06 and 571,514.13
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Solution
The fourth proportional to 1,021,452.93, 1,531,115.06 and 571,514.13 is: 856,675.69
Step by Step Solution
- Step 1: Write the proportion equation
1,021,452.93 : 1,531,115.06 = 571,514.13 : x - Step 2: Convert to fraction form
1,021,452.93/1,531,115.06 = 571,514.13/x - Step 3: Cross multiply
1,021,452.93x = 1,531,115.06 × 571,514.13 - Step 4: Simplify right side
1,021,452.93x = 875,053,888,588.23 - Step 5: Solve for x
x = 875,053,888,588.23/1,021,452.93 - Step 6: Final answer
x = 856,675.69
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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.