Finding the Fourth Proportional to 7,560,351.36, 11,340,567.84 and 1,880,575.68
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Solution
The fourth proportional to 7,560,351.36, 11,340,567.84 and 1,880,575.68 is: 2,820,873.67
Step by Step Solution
- Step 1: Write the proportion equation
7,560,351.36 : 11,340,567.84 = 1,880,575.68 : x - Step 2: Convert to fraction form
7,560,351.36/11,340,567.84 = 1,880,575.68/x - Step 3: Cross multiply
7,560,351.36x = 11,340,567.84 × 1,880,575.68 - Step 4: Simplify right side
7,560,351.36x = 21,326,796,077,294.13 - Step 5: Solve for x
x = 21,326,796,077,294.13/7,560,351.36 - Step 6: Final answer
x = 2,820,873.67
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1.5x scale
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.