Finding the Fourth Proportional to 2,386,253.26, 3,293,030.02 and 1,313,165.26
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Solution
The fourth proportional to 2,386,253.26, 3,293,030.02 and 1,313,165.26 is: 1,812,168.35
Step by Step Solution
- Step 1: Write the proportion equation
2,386,253.26 : 3,293,030.02 = 1,313,165.26 : x - Step 2: Convert to fraction form
2,386,253.26/3,293,030.02 = 1,313,165.26/x - Step 3: Cross multiply
2,386,253.26x = 3,293,030.02 × 1,313,165.26 - Step 4: Simplify right side
2,386,253.26x = 4,324,292,622,401.11 - Step 5: Solve for x
x = 4,324,292,622,401.11/2,386,253.26 - Step 6: Final answer
x = 1,812,168.35
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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.