Finding the Fourth Proportional to 7,883,643.84, 11,825,362.08 and 1,899,960
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Solution
The fourth proportional to 7,883,643.84, 11,825,362.08 and 1,899,960 is: 2,849,915.01
Step by Step Solution
- Step 1: Write the proportion equation
7,883,643.84 : 11,825,362.08 = 1,899,960 : x - Step 2: Convert to fraction form
7,883,643.84/11,825,362.08 = 1,899,960/x - Step 3: Cross multiply
7,883,643.84x = 11,825,362.08 × 1,899,960 - Step 4: Simplify right side
7,883,643.84x = 22,467,714,937,516.80 - Step 5: Solve for x
x = 22,467,714,937,516.80/7,883,643.84 - Step 6: Final answer
x = 2,849,915.01
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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.