Finding the Fourth Proportional to 5,225,230.98, 7,210,420.64 and 2,932,948.80
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Solution
The fourth proportional to 5,225,230.98, 7,210,420.64 and 2,932,948.80 is: 4,047,245.88
Step by Step Solution
- Step 1: Write the proportion equation
5,225,230.98 : 7,210,420.64 = 2,932,948.80 : x - Step 2: Convert to fraction form
5,225,230.98/7,210,420.64 = 2,932,948.80/x - Step 3: Cross multiply
5,225,230.98x = 7,210,420.64 × 2,932,948.80 - Step 4: Simplify right side
5,225,230.98x = 21,147,794,563,583.23 - Step 5: Solve for x
x = 21,147,794,563,583.23/5,225,230.98 - Step 6: Final answer
x = 4,047,245.88
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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.