Finding the Fourth Proportional to 2,081,585.96, 2,872,551.30 and 1,176,148.52
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Solution
The fourth proportional to 2,081,585.96, 2,872,551.30 and 1,176,148.52 is: 1,623,063.87
Step by Step Solution
- Step 1: Write the proportion equation
2,081,585.96 : 2,872,551.30 = 1,176,148.52 : x - Step 2: Convert to fraction form
2,081,585.96/2,872,551.30 = 1,176,148.52/x - Step 3: Cross multiply
2,081,585.96x = 2,872,551.30 × 1,176,148.52 - Step 4: Simplify right side
2,081,585.96x = 3,378,546,960,119.08 - Step 5: Solve for x
x = 3,378,546,960,119.08/2,081,585.96 - Step 6: Final answer
x = 1,623,063.87
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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.