Finding the Fourth Proportional to 2,294,166.74, 3,165,054.09 and 1,313,581.75
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Solution
The fourth proportional to 2,294,166.74, 3,165,054.09 and 1,313,581.75 is: 1,812,229.78
Step by Step Solution
- Step 1: Write the proportion equation
2,294,166.74 : 3,165,054.09 = 1,313,581.75 : x - Step 2: Convert to fraction form
2,294,166.74/3,165,054.09 = 1,313,581.75/x - Step 3: Cross multiply
2,294,166.74x = 3,165,054.09 × 1,313,581.75 - Step 4: Simplify right side
2,294,166.74x = 4,157,557,290,386.86 - Step 5: Solve for x
x = 4,157,557,290,386.86/2,294,166.74 - Step 6: Final answer
x = 1,812,229.78
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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.