Finding the Fourth Proportional to 2,914,108.99, 4,371,689.45 and 1,317,424.03
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Solution
The fourth proportional to 2,914,108.99, 4,371,689.45 and 1,317,424.03 is: 1,976,373.82
Step by Step Solution
- Step 1: Write the proportion equation
2,914,108.99 : 4,371,689.45 = 1,317,424.03 : x - Step 2: Convert to fraction form
2,914,108.99/4,371,689.45 = 1,317,424.03/x - Step 3: Cross multiply
2,914,108.99x = 4,371,689.45 × 1,317,424.03 - Step 4: Simplify right side
2,914,108.99x = 5,759,368,723,808.06 - Step 5: Solve for x
x = 5,759,368,723,808.06/2,914,108.99 - Step 6: Final answer
x = 1,976,373.82
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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.