Finding the Fourth Proportional to 2,386,282.56, 3,293,070.36 and 1,313,194.56
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Solution
The fourth proportional to 2,386,282.56, 3,293,070.36 and 1,313,194.56 is: 1,812,208.73
Step by Step Solution
- Step 1: Write the proportion equation
2,386,282.56 : 3,293,070.36 = 1,313,194.56 : x - Step 2: Convert to fraction form
2,386,282.56/3,293,070.36 = 1,313,194.56/x - Step 3: Cross multiply
2,386,282.56x = 3,293,070.36 × 1,313,194.56 - Step 4: Simplify right side
2,386,282.56x = 4,324,442,082,449.24 - Step 5: Solve for x
x = 4,324,442,082,449.24/2,386,282.56 - Step 6: Final answer
x = 1,812,208.73
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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.