Finding the Fourth Proportional to 1,528,094.16, 2,107,891.49 and 954,137.88
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Solution
The fourth proportional to 1,528,094.16, 2,107,891.49 and 954,137.88 is: 1,316,161.77
Step by Step Solution
- Step 1: Write the proportion equation
1,528,094.16 : 2,107,891.49 = 954,137.88 : x - Step 2: Convert to fraction form
1,528,094.16/2,107,891.49 = 954,137.88/x - Step 3: Cross multiply
1,528,094.16x = 2,107,891.49 × 954,137.88 - Step 4: Simplify right side
1,528,094.16x = 2,011,219,112,767.95 - Step 5: Solve for x
x = 2,011,219,112,767.95/1,528,094.16 - Step 6: Final answer
x = 1,316,161.77
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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.