Finding the Fourth Proportional to 1,053,175.14, 1,453,377.33 and 569,739.15
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Solution
The fourth proportional to 1,053,175.14, 1,453,377.33 and 569,739.15 is: 786,237.67
Step by Step Solution
- Step 1: Write the proportion equation
1,053,175.14 : 1,453,377.33 = 569,739.15 : x - Step 2: Convert to fraction form
1,053,175.14/1,453,377.33 = 569,739.15/x - Step 3: Cross multiply
1,053,175.14x = 1,453,377.33 × 569,739.15 - Step 4: Simplify right side
1,053,175.14x = 828,045,964,623.47 - Step 5: Solve for x
x = 828,045,964,623.47/1,053,175.14 - Step 6: Final answer
x = 786,237.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.