Finding the Fourth Proportional to 5,087,107.95, 7,020,207.36 and 2,795,416.26
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Solution
The fourth proportional to 5,087,107.95, 7,020,207.36 and 2,795,416.26 is: 3,857,673.55
Step by Step Solution
- Step 1: Write the proportion equation
5,087,107.95 : 7,020,207.36 = 2,795,416.26 : x - Step 2: Convert to fraction form
5,087,107.95/7,020,207.36 = 2,795,416.26/x - Step 3: Cross multiply
5,087,107.95x = 7,020,207.36 × 2,795,416.26 - Step 4: Simplify right side
5,087,107.95x = 19,624,401,802,715.67 - Step 5: Solve for x
x = 19,624,401,802,715.67/5,087,107.95 - Step 6: Final answer
x = 3,857,673.55
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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.