Finding the Fourth Proportional to 2,097,343.12, 2,894,209.98 and 1,167,026.12
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Solution
The fourth proportional to 2,097,343.12, 2,894,209.98 and 1,167,026.12 is: 1,610,427.31
Step by Step Solution
- Step 1: Write the proportion equation
2,097,343.12 : 2,894,209.98 = 1,167,026.12 : x - Step 2: Convert to fraction form
2,097,343.12/2,894,209.98 = 1,167,026.12/x - Step 3: Cross multiply
2,097,343.12x = 2,894,209.98 × 1,167,026.12 - Step 4: Simplify right side
2,097,343.12x = 3,377,618,643,424.68 - Step 5: Solve for x
x = 3,377,618,643,424.68/2,097,343.12 - Step 6: Final answer
x = 1,610,427.31
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1.5x scale
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.