Finding the Fourth Proportional to 2,870,744.67, 3,958,966.53 and 2,095,146.99
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Solution
The fourth proportional to 2,870,744.67, 3,958,966.53 and 2,095,146.99 is: 2,889,360.69
Step by Step Solution
- Step 1: Write the proportion equation
2,870,744.67 : 3,958,966.53 = 2,095,146.99 : x - Step 2: Convert to fraction form
2,870,744.67/3,958,966.53 = 2,095,146.99/x - Step 3: Cross multiply
2,870,744.67x = 3,958,966.53 × 2,095,146.99 - Step 4: Simplify right side
2,870,744.67x = 8,294,616,808,840.24 - Step 5: Solve for x
x = 8,294,616,808,840.24/2,870,744.67 - Step 6: Final answer
x = 2,889,360.69
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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.