Finding the Fourth Proportional to 5,169,175.85, 7,754,606.08 and 1,526,273.98
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Solution
The fourth proportional to 5,169,175.85, 7,754,606.08 and 1,526,273.98 is: 2,289,659.67
Step by Step Solution
- Step 1: Write the proportion equation
5,169,175.85 : 7,754,606.08 = 1,526,273.98 : x - Step 2: Convert to fraction form
5,169,175.85/7,754,606.08 = 1,526,273.98/x - Step 3: Cross multiply
5,169,175.85x = 7,754,606.08 × 1,526,273.98 - Step 4: Simplify right side
5,169,175.85x = 11,835,653,461,851.60 - Step 5: Solve for x
x = 11,835,653,461,851.60/5,169,175.85 - Step 6: Final answer
x = 2,289,659.67
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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.