Finding the Fourth Proportional to 1,455,186.18, 2,182,763.91 and 568,714.50
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Solution
The fourth proportional to 1,455,186.18, 2,182,763.91 and 568,714.50 is: 853,065.75
Step by Step Solution
- Step 1: Write the proportion equation
1,455,186.18 : 2,182,763.91 = 568,714.50 : x - Step 2: Convert to fraction form
1,455,186.18/2,182,763.91 = 568,714.50/x - Step 3: Cross multiply
1,455,186.18x = 2,182,763.91 × 568,714.50 - Step 4: Simplify right side
1,455,186.18x = 1,241,369,485,693.70 - Step 5: Solve for x
x = 1,241,369,485,693.70/1,455,186.18 - Step 6: Final answer
x = 853,065.75
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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.