Finding the Fourth Proportional to 3,511,098.53, 5,266,830.06 and 1,115,130.68
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Solution
The fourth proportional to 3,511,098.53, 5,266,830.06 and 1,115,130.68 is: 1,672,753.91
Step by Step Solution
- Step 1: Write the proportion equation
3,511,098.53 : 5,266,830.06 = 1,115,130.68 : x - Step 2: Convert to fraction form
3,511,098.53/5,266,830.06 = 1,115,130.68/x - Step 3: Cross multiply
3,511,098.53x = 5,266,830.06 × 1,115,130.68 - Step 4: Simplify right side
3,511,098.53x = 5,873,203,779,668.70 - Step 5: Solve for x
x = 5,873,203,779,668.70/3,511,098.53 - Step 6: Final answer
x = 1,672,753.91
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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.