Finding the Fourth Proportional to 3,070,798.23, 4,237,677.90 and 1,694,199.99
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Solution
The fourth proportional to 3,070,798.23, 4,237,677.90 and 1,694,199.99 is: 2,337,982.93
Step by Step Solution
- Step 1: Write the proportion equation
3,070,798.23 : 4,237,677.90 = 1,694,199.99 : x - Step 2: Convert to fraction form
3,070,798.23/4,237,677.90 = 1,694,199.99/x - Step 3: Cross multiply
3,070,798.23x = 4,237,677.90 × 1,694,199.99 - Step 4: Simplify right side
3,070,798.23x = 7,179,473,855,803.22 - Step 5: Solve for x
x = 7,179,473,855,803.22/3,070,798.23 - Step 6: Final answer
x = 2,337,982.93
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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.