Finding the Fourth Proportional to 2,508,022.05, 3,461,283.88 and 1,420,487.09
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Solution
The fourth proportional to 2,508,022.05, 3,461,283.88 and 1,420,487.09 is: 1,960,393.08
Step by Step Solution
- Step 1: Write the proportion equation
2,508,022.05 : 3,461,283.88 = 1,420,487.09 : x - Step 2: Convert to fraction form
2,508,022.05/3,461,283.88 = 1,420,487.09/x - Step 3: Cross multiply
2,508,022.05x = 3,461,283.88 × 1,420,487.09 - Step 4: Simplify right side
2,508,022.05x = 4,916,709,066,365.11 - Step 5: Solve for x
x = 4,916,709,066,365.11/2,508,022.05 - Step 6: Final answer
x = 1,960,393.08
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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.